@misc{Kaimakamis_Vasilios_Invention,
 author={Kaimakamis, Vasilios and Papadopoulos, Panagiotis and Kaimakamis, Dimitrios and Duka, Stella},
 copyright={Akademia Wychowania Fizycznego w Poznaniu},
 howpublished={online},
 publisher={Akademia Wychowania Fizycznego w Poznaniu},
 language={eng},
 type={artykuł},
 title={Invention and evolution of the parellel bars in the first half of the 19th century},
 keywords={German gymnastic system, parallel bars, dynamic-static exercises, multiple purposes},
}