00729naa#a2200217#i#450# EN\INFRA-M\bibl\69897 20250118075504.6 2500-3305 20230825b2023####ek#y0engy0150####ca RU The forming of social skills in younger teenagers: results of experimental work Journal article Moscow INFRA-M Academic Publishing LLC. 2023 5 с. Journal article local Организация обучения в начальной школе. 373.31 Mishchenko Vladimir Aleksandrovich Bystrova N. V. Luk'yanec O. V. Panfilova O. V. Mal'ceva K. A. zh-szf.ru