TY JOUR TI Comparative analysis of the range of the angle of attack in the butterfly of qualified swimmers of the university team with model characteristics KW sport swimming KW swimming technique KW biomechanics of swimming KW model characteristics KW butterfly JO Scientific notes of P. F. Lesgaft University AU Lavrent'eva, D.A. PY 2025 IS 0 PB National State University of Physical Education, Sports and Health named after P.F. Lesgaft