00742naa#a2200193#i#450# EN\\bibl\118916 20260420210336.1 1994-4683 20230525b2023####ek#y0engy0150####ca RU PEDAGOGICAL MODEL OF DIFFERENTIATED TRAINING OF CHESS PLAYERS USING INDIVIDUAL TASKS Journal article Moscow National State University of Physical Education, Sports and Health named after P.F. Lesgaft 2023 4 с. Journal article local Философия. Теория. Назначение. Методика. Этика. Эстетика. 796.01 Sushchenko V P Bolotin A E Martynov P N uchzapiski.lesgaft.spb.ru