^ Olander, Thomas (2001) “kolěbati: kolěbjǫ kolěbjetь”, in Common Slavic Accentological Word List[1], Copenhagen: Editiones Olander: “b bevæge, vugge (PR 136)”
^ Snoj, Marko (2016) “kolebati”, in Slovenski etimološki slovar [Slovenian Etymology Dictionary] (in Slovene), 3rd edition, https://fran.si: “Pslovan. *koleba̋ti in *kolěba̋ti”
Trubachyov, Oleg, editor (1983), “*kolěbati (sę)”, in Этимологический словарь славянских языков [Etymological dictionary of Slavic languages] (in Russian), numbers 10 (*klepačь – *konь), Moscow: Nauka, page 129
Vasmer, Max (1964–1973) “колеба́ть”, in Oleg Trubachyov, transl., Этимологический словарь русского языка [Etymological Dictionary of the Russian Language] (in Russian), Moscow: Progress
Georgiev, Vladimir I., editor (1979), “колебая се”, in Български етимологичен речник [Bulgarian Etymological Dictionary] (in Bulgarian), volume 2 (и – крепя̀), Sofia: Bulgarian Academy of Sciences Pubg. House, page 550