Vasmer, Max (1964–1973) “гнуть”, in Oleg Trubachyov, transl., Этимологический словарь русского языка [Etymological Dictionary of the Russian Language] (in Russian), Moscow: Progress
Trubachyov, Oleg, editor (1980), “*gъbnǫti”, in Этимологический словарь славянских языков [Etymological dictionary of Slavic languages] (in Russian), numbers 7 (*golvačь – *gyžati), Moscow: Nauka, page 188
Georgiev, Vladimir I., editor (1971), “гъ̀на¹”, in Български етимологичен речник [Bulgarian Etymological Dictionary] (in Bulgarian), volume 1 (А – З), Sofia: Bulgarian Academy of Sciences Pubg. House, →ISBN, page 302
^ Derksen, Rick (2008) “*gъnǫti”, in Etymological Dictionary of the Slavic Inherited Lexicon (Leiden Indo-European Etymological Dictionary Series; 4), Leiden, Boston: Brill, →ISBN, page 197: “v. ‘bend’”
^ Olander, Thomas (2001) “gъbnǫti (gъnoti): gъbnǫ gъbnetь”, in Common Slavic Accentological Word List[1], Copenhagen: Editiones Olander: “b bøje (SA 211; PR 137)”
^ Snoj, Marko (2016) “ganīti”, in Slovenski etimološki slovar [Slovenian Etymology Dictionary] (in Slovene), 3rd edition, https://fran.si: “*gъ(b)nǫ̋ti”