found: Work cat.: Work cat.: Mota, A. Teixeira da. Fulas e Beafadas no Rio Grande no século XV, 1970.
found: Ethnologue WWW site, July 6, 2005(Biafada; variants: Beafada, Biafar, Bidyola, Bedfola, Dfola, Fada; Central south, north of the Nalu; traditional religion, Muslim, Christian)
found: Linguist list WWW site, July 6, 2005(Biafada; subgroup name, Tenda; family, Niger-Congo)
found: African ethnonyms, 1996:p. 50 (Biafada; Guinea-Bissau; variants: Beafada, Yola)
found: Linguasphere, 1999:entry 90-1AA (bia-fada; variants: dyola)