Title: Sobranie sochineniĭ
Subjects: Old Believers, Doctrines, Apologetic works, Russkai͡a pravoslavnai͡a staroobri͡adcheskai͡a t͡serkovʹ, Russkai︠a︡ pravoslavnai︠a︡ staroobri︠a︡dcheskai︠a︡ t︠s︡erkovʹ