NASUTION, Noraliza Hasanah; RUGAYA. THE EFFECT OF TEMPERATURE ON THE CALORIFIC VALUE OF BRIQUETTES FROM COFFEE GROUNDS WASTE AS AN ALTERNATIVE FUEL. EINSTEIN (e-Journal), [S. l.], v. 12, n. 3, p. 58–65, 2024. DOI: 10.24114/ein.v12i3.49010. Disponível em: https://jurnal.unimed.ac.id/2012/index.php/einsten/article/view/49010. Acesso em: 12 oct. 2025.