diff --git a/src/Services/GoogleBookService.php b/src/Services/GoogleBookService.php
deleted file mode 100644
index e39dd8c..0000000
--- a/src/Services/GoogleBookService.php
+++ /dev/null
@@ -1,197 +0,0 @@
-<?php
-
-namespace Kiwilan\Steward\Services;
-
-use Illuminate\Support\Collection;
-use Illuminate\Support\Facades\Storage;
-use Kiwilan\HttpPool\HttpPool;
-use Kiwilan\HttpPool\Response\HttpPoolResponse;
-use Kiwilan\Steward\Utils\GoogleBook\GoogleBook;
-use Kiwilan\Steward\Utils\GoogleBook\GoogleBookItem;
-use Kiwilan\Steward\Utils\GoogleBook\GoogleBookQuery;
-
-/**
- * Use GoogleBook API to improve data.
- *
- * @deprecated Use `Kiwilan\Steward\Utils\GoogleBook` instead
- */
-class GoogleBookService
-{
-    /** @var ?Collection<int,object> */
-    protected ?Collection $original = null;
-
-    /** @var ?Collection<int,GoogleBookQuery> */
-    protected ?Collection $queries = null;
-
-    /** @var array<string> */
-    protected array $isbnFields = ['isbn'];
-
-    /** @var ?Collection<int,GoogleBookItem> */
-    protected ?Collection $items = null;
-
-    protected function __construct(
-        protected string $identifier = 'id',
-        protected int $count = 0,
-        protected bool $debug = false,
-    ) {
-        $this->original = collect([]);
-        $this->queries = collect([]);
-        $this->items = collect([]);
-    }
-
-    /**
-     * Get data from Google Books API with ISBN from meta
-     * Example: https://www.googleapis.com/books/v1/volumes?q=isbn:9782700239904.
-     *
-     * Get all useful data to improve Book, Identifier, Publisher and Tag
-     * If data exist, create GoogleBookItem associate with Book with useful data to purchase eBook
-     */
-    public static function make(Collection $data): self
-    {
-        $self = new self();
-        $self->original = $data;
-        $self->count = $self->original->count();
-
-        return $self;
-    }
-
-    /**
-     * Set debug mode.
-     */
-    public function setDebug(bool $debug): self
-    {
-        $this->debug = $debug;
-
-        return $this;
-    }
-
-    /**
-     * Set isbn fields to scan.
-     *
-     * @param  string[]  $isbnFields  List of isbn fields into `$subject`, set more relevant first, default `['isbn']`
-     */
-    public function setIsbnFields(array $isbnFields = ['isbn']): self
-    {
-        $this->isbnFields = $isbnFields;
-
-        return $this;
-    }
-
-    /**
-     * Set unique identifier of the model.
-     *
-     * @param  string  $identifier  Default is `id`
-     */
-    public function setIdentifier(string $identifier = 'id'): self
-    {
-        $this->identifier = $identifier;
-
-        return $this;
-    }
-
-    /**
-     * Get scannables count.
-     */
-    public function getCount(): int
-    {
-        return $this->count;
-    }
-
-    /**
-     * @return Collection<int,GoogleBookItem>
-     */
-    public function getItems(): Collection
-    {
-        return $this->items;
-    }
-
-    /**
-     * Execute GoogleBookService.
-     */
-    public function execute(): self
-    {
-        $this->queries = $this->setQueries();
-        $this->search();
-
-        return $this;
-    }
-
-    /**
-     * Make GET request from GoogleBook API and parse it.
-     */
-    private function search(): self
-    {
-        $http = HttpPool::make($this->queries)
-            ->setIdentifierKey('identifier')
-            ->allowPrintConsole()
-            ->execute();
-
-        $this->items = $this->setItems($http->getResponses());
-
-        return $this;
-    }
-
-    /**
-     * Create `GoogleBookItem` from `HttpPoolResponse`.
-     *
-     * @param  Collection<int,HttpPoolResponse>  $responses  Response from GoogleBook API
-     * @return Collection<int,GoogleBookItem>
-     */
-    private function setItems(Collection $responses)
-    {
-        /** @var Collection<int,GoogleBookItem> */
-        $items = collect([]);
-
-        foreach ($responses as $id => $response) {
-            if ($this->debug) {
-                $this->print($response, 'googlebook', $id);
-            }
-
-            $item = GoogleBookItem::make($response);
-
-            if ($item) {
-                $items->put($id, $item);
-            }
-        }
-
-        return $items;
-    }
-
-    /**
-     * Create `GoogleBookQuery[]` from `models`.
-     *
-     * @return Collection<int,GoogleBookQuery>
-     */
-    private function setQueries()
-    {
-        /** @var Collection<int,GoogleBookQuery> */
-        $queries = collect([]);
-
-        foreach ($this->original as $item) {
-            $isbnItems = [];
-
-            foreach ($this->isbnFields as $field) {
-                if ($item->{$field}) {
-                    $isbnItems[] = $item->{$field};
-
-                    $query = GoogleBookQuery::make(
-                        isbnItems: $isbnItems,
-                        identifier: $item->{$this->identifier},
-                    );
-                    $queries->add($query);
-                }
-            }
-        }
-
-        return $queries;
-    }
-
-    /**
-     * Print response into JSON format to debug, store it to `public/storage/debug/wikipedia/{$directory}/`.
-     */
-    private function print(HttpPoolResponse $response, string $directory, int $id)
-    {
-        $response_json = json_encode($response, JSON_UNESCAPED_SLASHES | JSON_UNESCAPED_UNICODE | JSON_PRETTY_PRINT);
-        Storage::disk('public')->put("debug/wikipedia/{$directory}/{$id}.json", $response_json);
-    }
-}
diff --git a/src/Services/WikipediaService.php b/src/Services/WikipediaService.php
deleted file mode 100644
index 9a5af2c..0000000
--- a/src/Services/WikipediaService.php
+++ /dev/null
@@ -1,360 +0,0 @@
-<?php
-
-namespace Kiwilan\Steward\Services;
-
-use Illuminate\Database\Eloquent\Model;
-use Illuminate\Http\Response;
-use Illuminate\Support\Collection;
-use Illuminate\Support\Facades\Storage;
-use Kiwilan\HttpPool\HttpPool;
-use Kiwilan\HttpPool\Response\HttpPoolResponse;
-use Kiwilan\HttpPool\Utils\PrintConsole;
-use Kiwilan\Steward\Utils\Wikipedia\WikipediaItem;
-use Kiwilan\Steward\Utils\Wikipedia\WikipediaQuery;
-
-/**
- * Use Wikipedia to get some data about authors and series.
- * Documentation (in french) from https://korben.info/comment-utiliser-lapi-de-recherche-de-wikipedia.html.
- *
- * For each Wikipedia search, need to execute two API calls to search to get page id and to parse page id data.
- *
- * @deprecated  Use `Kiwilan\Steward\Utils\Wikipedia` instead.
- */
-class WikipediaService
-{
-    /** @var array<string> */
-    protected array $queryAttributes = [];
-
-    /** @var ?Collection<int,object> */
-    protected ?Collection $original = null;
-
-    /** @var ?Collection<int,WikipediaQuery> */
-    protected ?Collection $queries = null;
-
-    /** @var ?Collection<int,WikipediaItem> */
-    protected ?Collection $items = null;
-
-    /** @var ?array<string> */
-    protected ?array $precisionQuery = null;
-
-    protected function __construct(
-        protected string $language = 'en',
-        protected ?string $languageAttribute = null,
-        protected string $identifier = 'id',
-        protected int $count = 0,
-        protected bool $debug = false,
-    ) {
-        $this->original = collect([]);
-        $this->items = collect([]);
-    }
-
-    /**
-     * Create WikipediaService from Model and create WikipediaQuery for each entity only if hasn't WikipediaItem.
-     */
-    public static function make(Collection $data): self
-    {
-        $self = new self();
-        $self->original = $data;
-        $self->count = $self->original->count();
-
-        return $self;
-    }
-
-    /**
-     * Set attributes to search on Wikipedia, can be unique or multiple for concat search.
-     *
-     * For example, if you have `lastname` and `firstname` attributes, you can set `setQueryAttributes(['lastname', 'firstname'])` to search with `lastname firstname`.
-     *
-     * @param  string|string[]  $attributes
-     */
-    public function setQueryAttributes(mixed $attributes = []): self
-    {
-        $list = [];
-
-        if (is_string($attributes)) {
-            $list[] = $attributes;
-        } else {
-            $list = $attributes;
-        }
-
-        $this->queryAttributes = $list;
-
-        return $this;
-    }
-
-    /**
-     * In Wikipedia research, you can set precision to search on specific category.
-     *
-     * For example, if you want to search only on authors, you can set `setPrecisionQuery('author')`.
-     * If some page title contains `author`, this result will be selected over other results.
-     *
-     * You can use array to set multiple options, like `setPrecisionQuery(['author', 'actor'])`.
-     * If `author` result if found, this result will be selected, even if `actor` result is found because `author` is first in array.
-     *
-     * Otherwise, the first result will be selected.
-     */
-    public function setPrecisionQuery(string|array $precisionQuery): self
-    {
-        if (is_string($precisionQuery)) {
-            $precisionQuery = [$precisionQuery];
-        }
-
-        $this->precisionQuery = $precisionQuery;
-
-        return $this;
-    }
-
-    /**
-     * Set language attribute, present in each object or not, to use on Wikipedia.
-     *
-     * Fallback is English, you can use `setLanguage` to set a different language (available on Wikipedia).
-     */
-    public function setLanguageAttribute(string $attribute): self
-    {
-        $this->languageAttribute = $attribute;
-
-        return $this;
-    }
-
-    /**
-     * Set global language to use on Wikipedia, prefix in URL like `en` in `en.wikipedia.org`
-     *
-     * Fallback is `en`, you can use `setLanguageAttribute` to set language attribute for each object.
-     * Check if exists on https://en.wikipedia.org/wiki/List_of_Wikipedias.
-     *
-     * `setLanguage` and `setLanguageAttribute` are independent, you can use both, `setLanguage` will be fallback if `setLanguageAttribute` is not set.
-     */
-    public function setLanguage(string $language = 'en'): self
-    {
-        $this->language = $language;
-
-        return $this;
-    }
-
-    /**
-     * Set debug mode.
-     */
-    public function setDebug(bool $debug): self
-    {
-        $this->debug = $debug;
-
-        return $this;
-    }
-
-    /**
-     * Set unique identifier of the model.
-     *
-     * @param  string  $identifier  Default is `id`
-     */
-    public function setIdentifier(string $identifier = 'id'): self
-    {
-        $this->identifier = $identifier;
-
-        return $this;
-    }
-
-    public function getCount(): int
-    {
-        return $this->count;
-    }
-
-    /**
-     * @return Collection<int,WikipediaItem>
-     */
-    public function getItems(): Collection
-    {
-        return $this->items;
-    }
-
-    /**
-     * Execute WikipediaService.
-     */
-    public function execute(): self
-    {
-        $this->queries = $this->setQueries();
-
-        $console = PrintConsole::make();
-
-        $console->print('List of query URL available, requests from query URL to get page id.');
-
-        $http = HttpPool::make($this->queries)
-            ->setIdentifierKey('identifier')
-            ->setUrlKey('queryUrl')
-            ->allowPrintConsole()
-            ->execute();
-
-        $queryItems = $this->setQueryItems($http->getResponses());
-
-        $console->print('List of page id URL available, requests from page id URL to get extra content.');
-
-        $http = HttpPool::make($queryItems)
-            ->setIdentifierKey('identifier')
-            ->setUrlKey('pageUrl')
-            ->allowPrintConsole()
-            ->execute();
-
-        $queryItems = $queryItems->filter(fn ($item) => $item);
-        $pageIdItems = $this->setPageIdItems($http->getResponses(), $queryItems);
-
-        $console->print('Convert into WikipediaItem...');
-
-        $this->items = $this->setItems($pageIdItems);
-
-        return $this;
-    }
-
-    /**
-     * Create `WikipediaItem` from `HttpPoolResponse`.
-     *
-     * @param  Collection<int,HttpPoolResponse>  $responses  Response from Wikipedia API
-     * @return Collection<int,WikipediaItem>
-     */
-    private function setQueryItems(Collection $responses)
-    {
-        /** @var Collection<int,WikipediaItem> */
-        $items = collect([]);
-
-        foreach ($responses as $id => $response) {
-            if ($this->debug) {
-                $this->print($response, 'wikipedia-pageid', $id);
-            }
-            $item = WikipediaItem::make($response, $this->precisionQuery);
-            $items->put($id, $item);
-        }
-
-        return $items;
-    }
-
-    /**
-     * Attach `WikipediaItem` to page ID from `HttpPoolResponse`.
-     *
-     * @param  Collection<int,HttpPoolResponse>  $responses  Response from Wikipedia API
-     * @param  Collection<int,WikipediaItem>  $queryItems  List of `WikipediaItem`
-     * @return Collection<int,WikipediaItem>
-     */
-    private function setPageIdItems(Collection $responses, Collection $queryItems)
-    {
-        /** @var Collection<int,WikipediaItem> */
-        $items = collect([]);
-
-        foreach ($responses as $id => $response) {
-            /** @var WikipediaItem */
-            $item = $queryItems->first(fn (WikipediaItem $item) => $item->getIdentifier() == $id);
-
-            if ($this->debug) {
-                $this->print($response, 'wikipedia', $id);
-            }
-            $item = WikipediaItem::makePageId($response, $item);
-            $items->put($id, $item);
-        }
-
-        return $items;
-    }
-
-    /**
-     * Create `WikipediaItem[]`.
-     *
-     * @param  Collection<int,WikipediaItem>  $pageIdItems  List of `WikipediaItem`
-     * @return Collection<int,WikipediaItem>
-     */
-    private function setItems(Collection $pageIdItems)
-    {
-        /** @var Collection<int,WikipediaItem> */
-        $items = collect([]);
-
-        foreach ($pageIdItems as $id => $item) {
-            $items->put($id, $item);
-        }
-
-        return $items;
-    }
-
-    /**
-     * Set WikipediaQuery for current `$model`.
-     *
-     * @return Collection<int,WikipediaQuery>
-     */
-    private function setQueries(): Collection
-    {
-        /** @var Collection<int,WikipediaQuery> */
-        $queries = collect([]);
-
-        foreach ($this->original as $key => $object) {
-            // Test each attribute
-            foreach ($this->queryAttributes as $attribute) {
-                if (! $this->attributeExistInModel($attribute, $object)) {
-                    continue;
-                }
-            }
-
-            $lang = $this->language;
-
-            // If language attribute is unknown, set it to english.
-            if ($this->languageAttribute && $this->attributeExistInModel($this->languageAttribute, $object)) {
-                $lang = $object->{$this->languageAttribute};
-
-                if ($lang === 'unknown' || $lang === null) {
-                    $lang = $this->language;
-                }
-            }
-
-            if (! is_string($lang)) {
-                $lang = json_encode($lang);
-            }
-
-            // set query string from `$queryAttributes`
-            $queryString = null;
-
-            foreach ($this->queryAttributes as $attr) {
-                $attr = $object->{$attr};
-
-                if (! is_string($attr)) {
-                    $attr = json_encode($attr);
-                }
-                $queryString .= $attr.' ';
-            }
-
-            $queryString = trim($queryString);
-
-            $id = null;
-
-            if ($this->attributeExistInModel($this->identifier, $object)) {
-                $id = $object->{$this->identifier};
-            } else {
-                $id = $key;
-            }
-
-            $queries->put(
-                $id,
-                WikipediaQuery::make(
-                    queryString: $queryString,
-                    identifier: $id,
-                    language: $lang,
-                ),
-            );
-        }
-
-        return $queries;
-    }
-
-    /**
-     * Check if attribute exist into Model.
-     */
-    private function attributeExistInModel(string $attribute, object $model): bool
-    {
-        if ($model instanceof Model) {
-            return array_key_exists($attribute, $model->getAttributes());
-        }
-
-        return property_exists($model, $attribute);
-    }
-
-    /**
-     * Print response into JSON format to debug, store it to `public/storage/debug/wikipedia/{$directory}/`.
-     */
-    private function print(HttpPoolResponse $response, string $directory, int $id)
-    {
-        $response_json = json_encode($response, JSON_UNESCAPED_SLASHES | JSON_UNESCAPED_UNICODE | JSON_PRETTY_PRINT);
-        Storage::disk('public')->put("debug/wikipedia/{$directory}/{$id}.json", $response_json);
-    }
-}