@misc{Muszkieta_Radosław_Physical,
 author={Muszkieta, Radosław},
 copyright={Akademia Wychowania Fizycznego w Poznaniu},
 howpublished={online},
 publisher={Akademia Wychowania Fizycznego w Poznaniu},
 language={eng},
 type={artykuł},
 title={Physical fitness and other measures of the biological condition of 8-16-year-old girls and boys},
}