@misc{Churchfield_S._Population_1980,
 author={Churchfield, S.},
 volume={25},
 number={34},
 copyright={Rights Reserved - Free Access},
 journal={Acta Theriologica},
 address={Białowieża},
 howpublished={online},
 year={1980},
 language={eng ; sum. eng. ; pol.},
 title={Population dynamics and the seasonal fluctuations in numbers of the common shrew in Britain},
 type={Text},
 URL={http://www.rcin.org.pl/Content/10672/PDF/BI002_2613_Cz-40-2_Acta-T25-nr34-415-424_o.pdf},
 keywords={activity, numbers, population dynamics, seasonal fluctuations, Sorex araneus, survival, dynamika populacji, ryjówka, przeżywalność},
}