by Pop, M, Baba, A.I, Vasiu, C, Rapuntean, G, Stana, I
Published in Revista de cresterea animalelor (1979)

by Baba, A.I, Ghergariu, S, Rotaru, O, Rapuntean, G, Pop, A, Spinu, O, Voicu, O
Published in Productia animala. Zootehnie si medicina veterinara (Romania) (1988)