LYUTSKANOV, P.; TOFAN, I.; MASHNER, O. Use of Rams of Imported Breeds for Increasing the Milk Productivity of Tsigay Breed Sheep. Bulgarian Journal of Agricultural Science, Sofia, BG, v. 22, n. Supplement 1, p. 81–86, 2016. Disponível em: https://agriacad.eu/ojs/index.php/bjas/article/view/5409.. Acesso em: 27 oct. 2026.