@misc{Mielewczyk_Stefan_(1933–2005)_Ważki_1972,
 author={Mielewczyk, Stefan (1933–2005)},
 volume={18},
 number={8},
 copyright={Rights Reserved - Restricted Access},
 address={Warszawa},
 journal={Fragmenta Faunistica},
 howpublished={online},
 year={1972},
 publisher={Państwowe Wydawnictwa Naukowe},
 language={pol},
 language={rus},
 language={ger},
 type={Text},
 title={Ważki (Odonata) okolic Gniezna},
 keywords={Odonata, odonates, Insecta, insects, Poland, Gniezno (region), Wielkopolsko-Kujawska Lowland, ecology, geographical distribution, species biology},
}