ShilviaS., PermanaI. G., EvvyernieD., and RA. “Fermentation Characteristics (In Vitro) of Palm Oil Trunk Waste As Feed for Lactating Dairy Cow: Kajian in Vitro Limbah Batang Kelapa Sawit Sebagai Pakan Ternak Sapi Perah”. Jurnal Ilmu Nutrisi Dan Teknologi Pakan, Vol. 21, no. 3, Dec. 2023, pp. 150-5, doi:10.29244/jintp.21.3.150-155.