Supermanto, S., Priyono, S. ., Purwayantie, S. ., Saputri, N. E. ., Fadly, D. . and Ayuni, D. . (2022) “Study of The Temperature and Timing Roasting of Black Glutinous Rice and Robusta Beans on The Quality of Coffee Powder”, Journal of Health and Nutrition Research, 1(2), pp. 56–63. doi: 10.56303/jhnresearch.v1i2.14.