Evola: Ortholog database of all human genes in H-InvDB with manual curation of phylogenetic trees. - Akihiro Matsuya; Ryuichi Sakate; Yoshihiro Kawahara; Kanako O. Koyanagi; Yoshiharu Sato; Yasuyuki Fujii; Chisato Yamasaki; Takuya Habara; Hajime Nakaoka; Fusano Todokoro; Kaori Yamaguchi; Toshinori Endo; et al. (Nucleic Acids Res., 2008)

Hyperlink Management System and ID Converter System: enabling maintenance-free hyperlinks among major biological databases. - Tadashi Imanishi; Hajime Nakaoka (Nucleic Acids Res., 2009)

H-InvDB in 2009: extended database and data mining resources for human genes and transcripts. - Chisato Yamasaki; Katsuhiko Murakami; Jun-ichi Takeda; Yoshiharu Sato; Akiko Ogura Noda; Ryuichi Sakate; Takuya Habara; Hajime Nakaoka; Fusano Todokoro; Akihiro Matsuya; Tadashi Imanishi; Takashi Gojobori (Nucleic Acids Res., 2010)