@misc{Pokryszko_Beata_M_The_1990,
 author={Pokryszko, Beata M},
 volume={43},
 editor={Instytut Zoologii Polskiej Akademii Nauk},
 number={8},
 copyright={Rights Reserved - Restricted Access},
 address={Warszawa},
 address={Wrocław},
 journal={Annales Zoologici},
 howpublished={online},
 year={1990},
 publisher={Państwowe Wydawnictwo Naukowe},
 language={eng},
 type={Text},
 title={The Vertiginidae of Poland (Gastropoda: Pulmonata: Pupilloidea) - a systematic monograph},
 keywords={snails, Vertiginidae},
}