P. S. Darmanto, I. M. . Astina, A. K. . Wardhana, A. . Amalia, and A. . Syahlan, “NEW METHOD EVALUATION OF DETAIL MATERIAL AND HEAT FLOWS FOR SINGLE STRING CEMENT CLINKER PLANT”, Acta Polytech, vol. 61, no. 1, pp. 199–218, Mar. 2021.