@ARTICLE{_Contents_2012,
 number={Nr 2 (30) 2012 Liczby},
 journal={ACADEMIA. Magazyn Polskiej Akademii Nauk},
 howpublished={online},
 year={2012},
 publisher={Polska Akademia Nauk},
 type={Contents},
 title={Contents},
 URL={http://journals.pan.pl/Content/127012/PDF-MASTER/2_ACADEMIA_PL_2_30_2012_spis.pdf},
}