@misc{Michałowski_R._Associated_1978,
 author={Michałowski, R. and Mróz, Z.},
 volume={30},
 number={3},
 copyright={Licencja Creative Commons Uznanie autorstwa 4.0},
 journal={Archives of Mechanics},
 address={Warszawa},
 howpublished={online},
 year={1978},
 publisher={Polish Scientific Publishers IFTR},
 language={eng, streszcz. eng, pol, ros},
 type={Tekst},
 title={Associated and non-associated sliding rules in contact friction problems},
 URL={http://www.rcin.org.pl/Content/102420/PDF/WA727_91071_P.262a-Michalowski-Associated.pdf},
 keywords={Mechanika stosowana - czasopisma [KABA]},
}