@misc{Sąsiedzki_Adam_Wąż_1898, author={Sąsiedzki, Adam}, copyright={Public Domain}, address={Lwów}, howpublished={online}, year={1898}, publisher={Nakładem Redakcyi "Bartnika"}, language={pol}, title={Wąż i żmija (Tropinodotus natrix i Pelias berus)}, type={Text}, URL={http://rcin.org.pl/miiz/Content/67798/PDF/WA058_85793_K14629_Waz-zmija_Sasiedz.pdf}, keywords={grass snake, common European adder, viper, snakes protection}, }