@misc{Marcinkowski_M.J._The_1979,
 author={Marcinkowski, M.J.},
 volume={31},
 number={6},
 copyright={Creative Commons Attribution BY 4.0 license},
 journal={Archives of Mechanics},
 address={Warszawa},
 howpublished={online},
 year={1979},
 publisher={Polish Scientific Publishers IFTR},
 language={eng},
 language={pol},
 language={rus},
 type={Text},
 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]},
}