found: V proslava na Bŭlgarskata patriarshii︠a︡, 1988:t.p. (Bachkovska sveta obitel) p. 111, etc. (Bachkovski manastir)
found: Ent︠s︡. Bŭlg., 1978:v. 1, p. 228 (Bachkovski manastir (conv. name) near village Bachkovo; established 1083 as Manastir Sv. Bogorodit︠s︡a Petrichka)
found: LC manual cat.(hdg.: Bachkovski manastir)
found: Kissyov, S. Bachkovo Monastery, 1993:t.p. (Bachkovo Monastery)
found: Petriconis anu Bačʻkovis savane, [198-]:t.p. (Petriconis ... savane)
found: Catalogue of the Greek manuscripts at the Ecclesiastical Historical and Archival Institute... 2014:v. 1, t.p. (Bačkovo Monastery)