DIMOV, Dimo; PENEV, Toncho; MARINOV, Ivaylo. Illumination levels in milking parlor in dairy cows freestall housing system. Bulgarian Journal of Agricultural Science, Sofia, BG, v. 26, n. Supplement 1, p. 78–82, 2020. Disponível em: https://agriacad.eu/ojs/index.php/bjas/article/view/2514.. Acesso em: 23 oct. 2026.