“The Effects of Raw Material Price Control and Roasting Cost Efficiency on Business Profit Growth at Rino Coffee Roasting in Pelajaran Village, Jarai District, During the 2023–2025 Period”. TOFEDU: The Future of Education Journal, vol. 5, no. 3, Aug. 2026, pp. 4945-53, https://doi.org/10.61445/tofedu.v5i3.2244.