Сафин, Д.А., and Д.Х. Ерйигитов. “БОШЛАНҒИЧ СИНФ ЎҚУВЧИЛАРИ ЖИСМОНИЙ ТАРБИЯСИ ШАКЛЛАРИ”. SCIENCE and SOCIETY, no. 2-2, July 2020, pp. 88-91, https://journal.ndpi.uz/ss/article/view/2020-2-2-045.