@misc{Cych_Piotr_Possibilities,
 author={Cych, Piotr},
 copyright={Akademia Wychowania Fizycznego w Poznaniu},
 howpublished={online},
 publisher={Akademia Wychowania Fizycznego w Poznaniu},
 language={eng},
 type={artykuł},
 title={Possibilities of and constraints on the application of GPS devices in controlling orienteering training},
 keywords={orienteering, control, GPS},
}