URL dokumen:
https://prisma.simaster.ugm.ac.id/karya_files/study-of-nyamplung--calophyllum-inophyllum--kernel-cake-as-an-alternative-protein-source-for-ruminant-feed-and-its-effect-on-methane-emissio-dcfcd07e645d245babe887e5e2daa016/6f90f335-8420-11ee-abf0-e4434b0aade8
