diff --git a/vignettes/config/bibliography.bib b/vignettes/config/bibliography.bib
index 0cc52bda50b70dbdeaa77c0942606ee9b94dce93..ffbe52464dd97dabe64ebf65e75356cd2c964e35 100644
--- a/vignettes/config/bibliography.bib
+++ b/vignettes/config/bibliography.bib
@@ -1,13 +1,15 @@
-% This file was created with JabRef 2.10b2.
+% This file was created with JabRef 2.10.
 % Encoding: UTF-8
 
+
 @Book{banzatto,
   Title                    = {Experimentação Agrícola},
   Author                   = {Banzatto, D. A. and Kronka, S. D.},
   Publisher                = {Funep},
   Year                     = {2013},
+
   Address                  = {Jaboticabal, SP},
-  Edition                  = {4},
+  Edition                  = {4}
 }
 
 @Book{barbin,
@@ -15,8 +17,9 @@
   Author                   = {Barbin, D.},
   Publisher                = {Mecenas},
   Year                     = {2013},
+
   Address                  = {Londrina, PR},
-  Edition                  = {2},
+  Edition                  = {2}
 }
 
 @Book{dias,
@@ -24,7 +27,8 @@
   Author                   = {Barros, W. S. and Dias, L. A. S.},
   Publisher                = {Editora UFV},
   Year                     = {2009},
-  Address                  = {Viçosa, MG},
+
+  Address                  = {Viçosa, MG}
 }
 
 @Book{charnet,
@@ -32,8 +36,9 @@
   Author                   = {Charnet, R. and de Luna Freire, C.A. and Charnet, E.M.R. and Bonvino, H.},
   Publisher                = {Editora Unicamp},
   Year                     = {2008},
+
   Address                  = {Campinas, SP},
-  Edition                  = {2},
+  Edition                  = {2}
 }
 
 @Book{epprecht,
@@ -41,31 +46,38 @@
   Author                   = {Costa, A. F. B. and Epprecht, E. K. and Carpinetti, L.},
   Publisher                = {Atlas},
   Year                     = {2010},
+
   Address                  = {São Paulo, SP},
-  Edition                  = {2},
+  Edition                  = {2}
 }
 
 @Misc{costa,
   Title                    = {Técnicas Experimentais aplicadas às Ciências Agrárias},
+
   Author                   = {Costa, J. R.},
   HowPublished             = {Seropédica, RJ: Embrapa Agrobiologia (Documentos 163)},
   Year                     = {2003},
+
   Url                      = {http://www.ica.ufmg.br/mestrado_doutorado/images/stories/arquivos_mestrado/experimentao%20agrcola.pdf}
 }
 
 @Misc{demetrio,
   Title                    = {Modelos de Regressão},
+
   Author                   = {Demétrio, C. G. B. and Zocchi, S. S.},
   HowPublished             = {Piracicaba, SP. ESALQ (apostila)},
   Year                     = {2011},
+
   Url                      = {http://www.lce.esalq.usp.br/arquivos/aulas/2011/LCE5801/Apostila.pdf}
 }
 
 @Misc{faria,
   Title                    = {Notas de aulas expandidas: Metodologia e Estatística Experimental},
+
   Author                   = {Faria, J. C.},
   HowPublished             = {Ilhéus, BA. UESC (apostila)},
   Year                     = {2009},
+
   Url                      = {http://nbcgib.uesc.br/lec/download/faria/apostilas/CET076_12ed_1pf.pdf}
 }
 
@@ -74,8 +86,9 @@
   Author                   = {Ferreira, D. F.},
   Publisher                = {Editora UFLA},
   Year                     = {2011},
+
   Address                  = {Lavras, MG},
-  Edition                  = {2},
+  Edition                  = {2}
 }
 
 @Book{manly,
@@ -83,7 +96,8 @@
   Author                   = {Manly, B. F.},
   Publisher                = {Bookman},
   Year                     = {2005},
-  Address                  = {Porto Alegre},
+
+  Address                  = {Porto Alegre}
 }
 
 @Book{mingoti,
@@ -91,25 +105,36 @@
   Author                   = {Mingoti, S. A.},
   Publisher                = {Editora UFMG},
   Year                     = {2005},
-  Address                  = {Belo Horizonte, MG},
+
+  Address                  = {Belo Horizonte, MG}
 }
 
 @Misc{paula,
   Title                    = {Modelos de regressão: com apoio computacional},
+
   Author                   = {Paula, G. A.},
   HowPublished             = {São Paulo, SP. IME-USP (apostila)},
   Year                     = {2004},
+
   Url                      = {https://www.ime.usp.br/~giapaula/texto_2013.pdf}
 }
 
+@Book{paulino,
+  Title                    = {An{\'a}lise de dados categorizados},
+  Author                   = {Paulino, Carlos Daniel Mimoso and Singer, Julio da Motta},
+  Publisher                = {Edgard Bl{\"u}cher},
+  Address                  = {S{\~a}o Paulo, SP},
+  Year                     = {2006}
+}
+
 @Book{pimentel,
   Title                    = {Curso de Estatística Experimental},
   Author                   = {{Pimentel-Gomes}, F.},
   Publisher                = {FEALQ},
   Year                     = {2009},
-  Address                  = {Piracicaba, SP},
-  Edition                  = {15},
 
+  Address                  = {Piracicaba, SP},
+  Edition                  = {15}
 }
 
 @Book{ramalho,
@@ -117,8 +142,9 @@
   Author                   = {Ramalho, M. A. P. and Ferreira, D. F. and Oliveira, A. C.},
   Publisher                = {Editora UFLA},
   Year                     = {2005},
+
   Address                  = {Lavras, MG},
-  Edition                  = {2},
+  Edition                  = {2}
 }
 
 @Book{ramos,
@@ -126,8 +152,9 @@
   Author                   = {Ramos, E. M. L. S. and Almeida, S. S, and Araújo, A. R.},
   Publisher                = {Bookman},
   Year                     = {2013},
+
   Address                  = {Porto Alegre, RS},
-  Edition                  = {1},
+  Edition                  = {1}
 }
 
 @Book{storck,
@@ -135,8 +162,9 @@
   Author                   = {Storck, L. and Garcia, B. C. and Lopes, S. J. and Estefanel, V.},
   Publisher                = {Editora UFSM},
   Year                     = {2011},
+
   Address                  = {Santa Maria, RS},
-  Edition                  = {3},
+  Edition                  = {3}
 }
 
 @Book{vieira,
@@ -144,8 +172,9 @@
   Author                   = {Vieira, S.},
   Publisher                = {Atlas},
   Year                     = {1999},
+
   Address                  = {São Paulo, SP},
-  Edition                  = {2},
+  Edition                  = {2}
 }
 
 @Book{zimmermann,
@@ -153,6 +182,8 @@
   Author                   = {Zimmermann, F. J.},
   Publisher                = {Embrapa Arroz e Feijão},
   Year                     = {2004},
+
   Address                  = {Santo Antônio de Goiás, GO},
-  Edition                  = {1},
+  Edition                  = {1}
 }
+