Lubis, R.A. et al. 2024. Biscuit Formulation With Substitution Of Mackerel Fish Meal (Rastrelliger Sp.) And Black Rice Flour (Oryza Sativa L. Indica) As An Alternative Snack For Diabetes Mellitus Sufferers. Majalah Kedokteran Andalas. 47, 3 (Oct. 2024), 265–275. DOI:https://doi.org/10.25077/mka.v47.i3.p265-275.2024.