@misc{Fichet-Calvet_E._Estimation_1999,
 author={Fichet-Calvet, E. and Jomaa, I. and Giraudoux, P. and Ashford, R. W.},
 volume={44},
 number={4},
 copyright={Rights Reserved - Free Access},
 journal={Acta Theriologica},
 address={Białowieża},
 howpublished={online},
 year={1999},
 language={eng. ; sum. ang.},
 title={Estimation of fat sand rat Psammomys obesus abundance by using surface indices},
 type={Text},
 URL={http://www.rcin.org.pl/Content/12879/PDF/BI002_2613_Cz-40-2_Acta-T44-nr37-353-362_o.pdf},
 keywords={abundance, fat, Psammomys obesus, rodentia, weather conditions},
}