1. Glagoleva, Y. I. , Arkhipova, Y. I. , & Boykina, M. V. (2019). The choice of textbooks and teaching materials for primary school students in state educational institutions of St. Petersburg: Analytical note. https://grot-school.ru/images/doc/fgos-noo/documenty/metodicheskie-rekomendacii.pdf.