@misc{Gutowski_R._The_1972,
 author={Gutowski, R.},
 volume={24},
 number={4},
 copyright={Creative Commons Attribution BY 4.0 license},
 address={Warszawa},
 journal={Archives of Mechanics},
 howpublished={online},
 year={1972},
 publisher={Polish Scientific Publishers IFTR},
 language={eng},
 language={pol},
 language={rus},
 title={The properties of a solution of the equations of motion of a mechanical system subject to irregular (singular) perturbations},
 type={Text},
 URL={http://www.rcin.org.pl/Content/203930/PDF/WA727_131509_P.262-Gutowski-Property.pdf},
 keywords={Mechanika stosowana - czasopisma [KABA]},
}