@ARTICLE{_Spis_2004,
 volume={vol. 30},
 number={No 4},
 journal={Archives of Environmental Protection},
 howpublished={online},
 year={2004},
 publisher={Polish Academy of Sciences},
 type={Spis treści / Contents},
 title={Spis treści},
 URL={http://journals.pan.pl/Content/123648/PDF/2_AE_VOL_30_4_2004_spis.pdf},
}