@misc{Dems_K._Optimal_1981,
 author={Dems, K.},
 volume={33},
 number={2},
 copyright={Licencja Creative Commons Uznanie autorstwa 4.0},
 journal={Archives of Mechanics},
 address={Warszawa},
 howpublished={online},
 year={1981},
 publisher={Polish Scientific Publishers IFTR},
 language={eng, streszcz. eng, pol, ros},
 type={Tekst},
 title={Optimal shape design of loaded boundaries},
 URL={http://rcin.org.pl./Content/70851/PDF/WA727_89296_P.262-Dems-Optimal.pdf},
 keywords={Mechanika stosowana - czasopisma [KABA]},
}