Despal, Despal, SariL. A., ChandraR., ZaheraR., PermanaI. G., and AbdullahL. “Prediction Accuracy Improvement of Indonesian Dairy Cattle Fiber Feed Compositions Using Near-Infrared Reflectance Spectroscopy Local Database”. Tropical Animal Science Journal 43, no. 3 (September 3, 2020): 263-269. Accessed January 29, 2022. https://journal.ipb.ac.id/index.php/tasj/article/view/31186.