@misc{Cynarski_Wojciech_J._Idokan_2021,
 author={Cynarski, Wojciech J.},
 type={article},
 publisher={Jan Długosz University in Czestochowa},
 title={Idokan judo in relation to Kodokan judo (1947–2017): remarks on the institutionalisation of martial arts},
 address={Częstochowa},
 year={2021},
 language={eng},
}