diff --git a/phive-rules-svefaktura/docs/Mappningsguide Svefaktura 1.0 till EN16931-1.pdf b/phive-rules-svefaktura/docs/Mappningsguide Svefaktura 1.0 till EN16931-1.pdf
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diff --git a/phive-rules-svefaktura/docs/readme.txt b/phive-rules-svefaktura/docs/readme.txt
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+Sources:
+
+https://sfti.se/sfti/standarder/peppolbisehandel.44455.html