T. G. Chopilko & S.M. Berezka. (2015). Heart beats rate indicators and structure of elite football referees' and their assistants' motor functioning in competition period. H.S. Skovoroda Kharkov National Pedagogical University.
Chicago Style (17th ed.) CitationT. G. Chopilko and S.M. Berezka. Heart Beats Rate Indicators and Structure of Elite Football Referees' and Their Assistants' Motor Functioning in Competition Period. H.S. Skovoroda Kharkov National Pedagogical University, 2015.
MLA (9th ed.) CitationT. G. Chopilko and S.M. Berezka. Heart Beats Rate Indicators and Structure of Elite Football Referees' and Their Assistants' Motor Functioning in Competition Period. H.S. Skovoroda Kharkov National Pedagogical University, 2015.
Warning: These citations may not always be 100% accurate.