URL dokumen:
https://prisma.simaster.ugm.ac.id/karya_files/pengaruh-suplementasi-mikro-alga-spirulina-platensis-terhadap-produksi-gas-metan--karakteristik-fermentasi-rumen--dan-kecernaan-nutrien-seca-dcfcd07e645d245babe887e5e2daa016/75e3f320-95a1-11ef-a04f-00505691351c