M. A. Hanifah, E. A. Kosasih, and M. B. Fauzi, “Heat Pump Drying of Arabica Coffee Beans: Influence of Inlet Air Conditions on Drying Rate Constant”, J. Konv. Ener. Manuf. , vol. 10, no. 2, pp. 140 – 149, Jul. 2025.