Murnawan, H., W. Widiasih, Y. Rahmawati, and N. Melandari. “Engineering Livestock Feed for Goat Fattening to Increase Farmer Profit and Sustainable Supply Chain”. Heuristic, Vol. 22, no. 1, July 2025, pp. 103 -10, doi:10.30996/heuristic.v22i1.132163.