Widya Pintaka Bayu Putra, Herman W Raadsma, Indriawati, Slamet Diah Volkandari and Endang Tri Margawati, 2023. Litter Size Trait as a Selection Criterion in Merino Crossbred Rams. Pakistan J. Zool., 55: 1485-1488. 
DOI: https://dx.doi.org/10.17582/journal.pjz/20210205030242