Sugiarto, M., Y. N. Wakhidati, O. E. Djatmiko, S. Nur, and D. Gandasari. “Understanding Motives of Indigenous Cattle Farmers Joining Farmers Group in Brebes Regency, Indonesia”. ANIMAL PRODUCTION, Vol. 23, no. 2, July 2021, pp. 120-6, doi:10.20884/1.jap.2021.23.2.83.