@misc{Čechová_Marie_Analysis,
 author={Čechová, Marie},
 howpublished={online},
 publisher={Wydaw. Uczelniane Uniwersytetu Technologiczno-Przyrodniczego},
 language={eng},
 language={pol},
 type={artykuł},
 title={Analysis of the influence of maternal effect on reproduction and production traits of sows},
 keywords={lochy, miot},
}