found: Razbor rukopisnago sochinenīi︠a︡ R. Zotova: "K istorīi Chernigovskago kni︠a︡zhestva. O Chernigovskikh kni︠a︡zʹi︠a︡kh po Li︠u︡bet︠s︡komu sinodiku i o Chernigovskom kni︠a︡zhestvi︠e︡ v tatarskoe vremi︠a︡, 1884, 1886:p. 1 (A.Ḟ. Bychkov)
found: Akademii︠a︡ nauk SSSR : personalʹnyĭ sostav, 1974:v. 1, p. 65 (Bychkov Afanasiĭ Fedorovich; b. 1818; d. 1899; chl.-kor. po Otdelenii︠u︡ russkogo i︠a︡zyka i slovesnosti (1855))
found: LC manual cat.(hdg.: Bychkov, Afanasiĭ Federovich, 1818-1899; usage: A. Bychkov, A.F. Bychkov)