@misc{Obremski_Krzysztof_(1953-_)_Convallaria,
 author={Obremski, Krzysztof (1953- )},
 copyright={Obremski, Krzysztof},
 address={Toruń},
 howpublished={online},
 publisher={[s.n.]},
 language={pol},
 title={Convallaria Copernicana 2011 roku…},
 type={preprint},
}