Thasmi CN, Siregar TN, Wahyuni S, Aliza D, Hamdan H, Panjaitan B, et al. Estrus performance and steroid level of repeat breeding aceh cattle synchronized with Pgf2a. Veterinaria [Internet]. 2020 Dec. 25 [cited 2024 Nov. 27];66(1). Available from: https://veterinaria.unsa.ba/journal/index.php/vfs/article/view/242