TY JOUR TI Analysis of the development of flexibility and speed-strength qualities of female students engaged in sports dancing KW physical education in university KW sports dancing KW flexibility KW speed-strength qualities JO Scientific notes of P. F. Lesgaft University AU Kuzmina, O.I. AU Konovalova, T.G. AU Malygina, D.A. AU Izotova, I.I. PY 2025 IS 0 PB National State University of Physical Education, Sports and Health named after P.F. Lesgaft