Zuziak, Tetiana, et al. “MYKOLA LEONTOVYCH’S PEDAGOGICAL LEGACY IN PODILLIA (LATE 19TH AND EARLY 20TH CENT.)”. SOCIETY. INTEGRATION. EDUCATION. Proceedings of the International Scientific Conference, vol. 2, May 2020, pp. 492-0, https://doi.org/10.17770/sie2020vol2.4919.