For citations:

Kalinova Yu.A., Podhodova N.S. The Development of Scientific Thinking of Middle School Students by Means of Solving the Certain Types of Olympiad Mathematical Problems. Dagestan State Pedagogical University. Journal. Psychological and Pedagogical Sciences. 2023;17(2):20-26. (In Russ.) https://doi.org/10.31161/1995-0659-2023-17-2-20-26