METODIEV, Nikola; TSONEV, Todor; ANEV, Georgi. SYNCHRONIZATION OF ESTRUS AND FERTILITY IN SHEEP OF THE NORTHEASTERN BULGARIAN FINE–WOOLEN BREED – SHUMEN TYPE BY DIFFERENT PROGESTOGEN TREATMENTS AND DIFFERENT DOSES OF PMSG. TRADITION AND MODERNITY IN VETERINARY MEDICINE, [S. l.], v. 7, n. 2, p. 110–115, 2022. DOI: 10.5281/zenodo.7707524. Disponível em: https://scij-tmvm.com/index.php/pub/article/view/199. Acesso em: 4 jun. 2026.