diff --git a/fasciculo-3/def-contents.tex b/fasciculo-3/def-contents.tex
index e8fbc88a..bffd3204 100644
--- a/fasciculo-3/def-contents.tex
+++ b/fasciculo-3/def-contents.tex
@@ -7,58 +7,60 @@
 
 \mainmatter
 
-\upart{Tempo Comum}\label{chapter:tempus-per-annum}
+\ubook{Próprio do Tempo}
 
-\Solemnitas{Santíssima Trindade}{Domingo após Pentecostes}\label{section:tempus-per-annum/sanctissimae-trinitatis}
+\upart(chapter){Tempo Comum}\label{chapter:tempus-per-annum}
+
+\Solemnitas(section){Santíssima Trindade}{Domingo após Pentecostes}\label{section:tempus-per-annum/sanctissimae-trinitatis}
 \input{graduale-simplex/tempus-per-annum/sanctissimae-trinitatis}
 
 \AllowPageFlush
 
-\Solemnitas{Santíssimo Corpo e Sangue de Cristo}{Quinta-feira após a Solenidade da Santíssima Trindade}\label{section:tempus-per-annum/sanctissimi-corporis-et-sanguinis-christi}
+\Solemnitas(section){Santíssimo Corpo e Sangue de Cristo}{Quinta-feira após a Solenidade da Santíssima Trindade}\label{section:tempus-per-annum/sanctissimi-corporis-et-sanguinis-christi}
 \input{graduale-simplex/tempus-per-annum/sanctissimi-corporis-et-sanguinis-christi}
 
 \AllowPageFlush
 
-\Solemnitas{Sagrado Coração de Jesus}{Sexta-feira após o II Domingo após Pentecostes}\label{section:tempus-per-annum/sacratissimi-cordis-iesu}
+\Solemnitas(section){Sagrado Coração de Jesus}{Sexta-feira após o II Domingo após Pentecostes}\label{section:tempus-per-annum/sacratissimi-cordis-iesu}
 \input{graduale-simplex/tempus-per-annum/sacratissimi-cordis-iesu}
 
 \AllowPageFlush
 
-\uchapter{Missa I}\label{section:tempus-per-annum/missa-1}
+\uchapter(section){Missa I}\label{section:tempus-per-annum/missa-1}
 \input{graduale-simplex/tempus-per-annum/missa-1}
 
-\uchapter{Missa II}\label{section:tempus-per-annum/missa-2}
+\uchapter(section){Missa II}\label{section:tempus-per-annum/missa-2}
 \input{graduale-simplex/tempus-per-annum/missa-2}
 
 \AllowPageFlush
 
-\uchapter{Missa III}\label{section:tempus-per-annum/missa-3}
+\uchapter(section){Missa III}\label{section:tempus-per-annum/missa-3}
 \input{graduale-simplex/tempus-per-annum/missa-3}
 
 \AllowPageFlush
 
-\uchapter{Missa IV}\label{section:tempus-per-annum/missa-4}
+\uchapter(section){Missa IV}\label{section:tempus-per-annum/missa-4}
 \input{graduale-simplex/tempus-per-annum/missa-4}
 
 \AllowPageFlush
 
-\uchapter{Missa V}\label{section:tempus-per-annum/missa-5}
+\uchapter(section){Missa V}\label{section:tempus-per-annum/missa-5}
 \input{graduale-simplex/tempus-per-annum/missa-5}
 
-\uchapter{Missa VI}\label{section:tempus-per-annum/missa-6}
+\uchapter(section){Missa VI}\label{section:tempus-per-annum/missa-6}
 \input{graduale-simplex/tempus-per-annum/missa-6}
 
 \AllowPageFlush
 
-\uchapter{Missa VII}\label{section:tempus-per-annum/missa-7}
+\uchapter(section){Missa VII}\label{section:tempus-per-annum/missa-7}
 \input{graduale-simplex/tempus-per-annum/missa-7}
 
 \AllowPageFlush
 
-\uchapter{Missa VIII}\label{section:tempus-per-annum/missa-8}
+\uchapter(section){Missa VIII}\label{section:tempus-per-annum/missa-8}
 \input{graduale-simplex/tempus-per-annum/missa-8}
 
-\Solemnitas{Nosso Senhor Jesus Cristo, Rei do Universo}{Último domingo do Tempo Comum}\label{section:tempus-per-annum/domini-nostri-iesu-christi-universorum-regis}
+\Solemnitas(section){Nosso Senhor Jesus Cristo, Rei do Universo}{Último domingo do Tempo Comum}\label{section:tempus-per-annum/domini-nostri-iesu-christi-universorum-regis}
 \input{graduale-simplex/tempus-per-annum/domini-nostri-iesu-christi-universorum-regis}
 
 \upart{Liturgia dos Defuntos}\label{chapter:liturgia-defunctorum}