Raharjo, S.O. et al. 2026. Hubungan Konsumsi Suplemen Protein terhadap Massa Otot Anggota Gym. Borneo Nursing Journal (BNJ). 8, 2b (Nov. 2026), 9429–9436. DOI:https://doi.org/10.61878/bnj.v8i2b.1698.