@misc{Czeczuga_Bazyli_Amelioration_1973,
 author={Czeczuga, Bazyli},
 volume={29},
 editor={Research Centre for the Protection of Nature of the Polish Academy of Sciences},
 number={6},
 copyright={Creative Commons Attribution BY 3.0 PL license},
 address={Warszawa},
 address={Kraków},
 journal={Let's protect Our Indigenous Nature},
 howpublished={online},
 year={1973},
 publisher={Państwowe Wydawnictwo Naukowe},
 language={pol},
 type={Text},
 title={Amelioration works in the region of Białystok},
 URL={http://rcin.org.pl/Content/156114/PDF/KR038_185727_r1973-t29-no6_ChPO-Czeczuga-35-36.pdf},
}