Bogdanov, V.(2018). Priests Belozerovs and some scenes from the history of booklore in Perm region: What inscriptions on cyrillic books of the 17th — 18th centuries say. Vestnik Pravoslavnogo Svâto-Tihonovskogo Gumanitarnogo Universiteta: Seriâ II. Istoriâ, 83(83), 131-146.

Bogdanov, Vladimir. "Priests Belozerovs and Some Scenes From the History of Booklore in Perm Region: What Inscriptions On Cyrillic Books of the 17th — 18th Centuries Say". Vestnik Pravoslavnogo Svâto-Tihonovskogo Gumanitarnogo Universiteta: Seriâ II. Istoriâ, 83.83 ( 2018 ): 131-146.