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		Adiani, Kadek Mila, 		Gunadnya, Ida Bagus Putu, AND 		Setiyo, Yohanes.
" Pengaruh Penambahan Urea pada Mediad dan Pemanasan terhadap Produksi Biogas" <em>Jurnal BETA (Biosistem dan Teknik Pertanian)</em> [Online], Volume 8 Number 1 (25 August 2019)