@misc{Piechór_K._Spectral_1989,
 author={Piechór, K.},
 volume={41},
 number={6},
 copyright={Creative Commons Attribution BY 4.0 license},
 address={Warszawa},
 journal={Archives of Mechanics},
 howpublished={online},
 year={1989},
 publisher={Polish Scientific Publishers IFTR},
 language={eng},
 type={Text},
 title={Spectral problems for semidiscrete and discrete models of the Boltzmann equation. Part II},
 URL={http://rcin.org.pl/Content/78389/PDF/WA727_18054_41-6-1989_AMS_Piechor-06.pdf},
 keywords={Mechanika stosowana - czasopisma [KABA]},
}