'For the benefit of teaching children...': special features of the organisation of parochial schools in the northern periphery of the Russian Empire in the late 19th — early 20th centuries - Ksenia Kazakova (Vestnik Pravoslavnogo Svâto-Tihonovskogo Gumanitarnogo Universiteta: Seriâ II. Istoriâ, Istoriâ Russkoj Pravoslavnoj Cerkvi, 2023)