Economic analysis of cattle fattening systems based on forage tree legume diets in eastern Indonesia oleh Scott Waldron, Johanis Ngongo, Silvia Kusuma Putri Utami, Michael J. Halliday, Tanda Panjaitan, Baik Tutik Yuliana, - Dahlanuddin, Jacob Nulik, Debora Kana Hau, H. Max Shelton