TY JOUR TI TYPOLOGICAL FEATURES OFFORMATION OFPHYSICAL QUALITIES OF 16-20 YEARS OLD CROSS-COUNTRY SKIERS SPECIALIZING IN VARIOUS KINDS OF COMPETITIVE ACTIVITY IN THE ANNUAL TRAINING CYCLE KW cross-country skiing KW age period 16-20 years old KW young men KW one-year training cycle KW physical qualities KW dynamics of the studied indicators JO Scientific notes of P. F. Lesgaft University AU Golovachev, A.I. AU Kolyhmatov, V.I. AU Shirokova, S.V. AU Grushin, A.A. AU Ivanov, M.P. AU Kravchenko, A.A. PY 2023 IS 0 PB National State University of Physical Education, Sports and Health named after P.F. Lesgaft