@misc{_Archives_1971-,
 copyright={Rights Reserved - Free Access},
 address={Warszawa},
 journal={Archives of Mechanics},
 howpublished={online},
 year={1971-},
 publisher={Polish Scientific Publishers IFTR},
 language={eng},
 language={pol},
 language={rus},
 title={Archives of Mechanics Vol. 51 nr 6 (1999)},
 type={Text},
 URL={http://rcin.org.pl/Content/8561/PDF/WA727_17986_51-6-1999_AMS.pdf},
 keywords={Mechanika stosowana - czasopisma [KABA]},
}