@misc{Marcinkowski_M.J._The_1979,
 author={Marcinkowski, M.J.},
 volume={31},
 number={6},
 copyright={Licencja Creative Commons Uznanie autorstwa 4.0},
 journal={Archives of Mechanics},
 address={Warszawa},
 howpublished={online},
 year={1979},
 publisher={Polish Scientific Publishers IFTR},
 language={eng, streszcz. eng, pol, ros},
 type={Tekst},
 title={The differential geometry of internal surfaces},
 URL={http://rcin.org.pl/Content/80366/PDF/WA727_89895_P.262b-Marcinkowski-The-differential.pdf},
 keywords={Mechanika stosowana - czasopisma [KABA]},
}