Bogdanov, E.D., and M.K. Churkin. “The Parents’ Committee in Biysk Women’s Gymnasium in the Early 20th Century”. Izvestiya of Altai State University0, no. 6(128) (December 12, 2022): 13-19. Accessed December 15, 2025. https://izvestiya.asu.ru/article/view/%282022%296-01.