@ARTICLE{Kondracki_S._Effect_2011, author={Kondracki, S. and WysokiƄska, A. and Iwanina, M. and Banaszewska, D. and Sitarz, D.}, number={No 1}, journal={Polish Journal of Veterinary Sciences}, howpublished={online}, year={2011}, publisher={Polish Academy of Sciences Committee of Veterinary Sciences}, publisher={University of Warmia and Mazury in Olsztyn}, title={Effect of sperm concentration in an ejaculate on morphometric traits of spermatozoa in Duroc boars}, URL={http://journals.pan.pl/Content/98898/PDF/05_paper.pdf}, doi={10.2478/v10181-011-0005-z}, }