NASUTION, A. M. A.; NGATIRAH; OKTAVIANTY, H.; NASUTION, N. E. A. The Effect of Variations in the Water-to-Coffee-Powder Ratio on the Water Content and Caffeine Content of Sigarar Utang Instant Arabica Coffee. META: Journal of Science and Technological Education, [S. l.], v. 2, n. 2, p. 75–80, 2023. Disponível em: https://meta.amiin.or.id/index.php/meta/article/view/74. Acesso em: 24 jul. 2024.