ErianiK.; AzharA.; IhdinaM.; RosadiB.; RizalM.; BoedionoA. Quality Enhancement of Aceh Swamp Buffalo (Bubalus bubalis) Frozen Semen by Supplementing β-Carotene. Tropical Animal Science Journal, v. 41, n. 1, p. 1-7, 6 Apr. 2018.