Mahmud Ibodovich, R. ., and T. Nigora Saidova. “Problems of Teacher Mastery in School Practice and the History of Pedagogical Thought”. European Journal of Life Safety and Stability (2660-9630), vol. 7, Nov. 2021, pp. 112-6, http://www.ejlss.indexedresearch.org/index.php/ejlss/article/view/98.