@misc{Sawa_Anna_Relationship, author={Sawa, Anna and Bogucki, Mariusz and Krężel-Czopek, Sylwia and Neja, Wojciech}, howpublished={online}, publisher={Hindawi Publishing Corporation}, language={eng}, type={artykuł}, title={Relationship between conformation traits and lifetime production efficiency of cows}, keywords={cows, conformation trait}, }