00815naa#a2200217#i#4500001001600000005001700016011001400033100004100047102000700088200011700095210011000212215001000322608002700332675011700359700001800476700002200494700001700516700001600533700001800549856003000567EN\\bibl\12337820260706051309.1##a1994-4683##a20230731b2023####ek#y0engy0150####ca##aRU1#aANALYSIS OF THE FEATURES OF THE ACCELERATION PHASE TECHNIQUE IN SKI JUMPING FOR BOYS AGED 12-14eJournal article1#aMoscowcNational State University of Physical Education, Sports and Health named after P.F. Lesgaftd2023##a6 с.##aJournal article2local##aСеверный бег на лыжах. Лыжные гонки на длинные дистанции. 796.922#1aZakharovgG G#1aKotelevskayagN B#1aIvanovagI G#1aBelevagA N#1aNovikovagN B4#auchzapiski.lesgaft.spb.ru