Muharja, M., A. Widjaja, R. F. Darmayanti, B. Airlangga, R. P. Anugraha, M. Fauziah, E. Wijanarto, M. Sholehuddin, and A. I. Khamil. “Heat Exchanger Network (HEN) Analysis of The Power Plant Industry Using Aspen Energy Analyzer Software”. ASEAN Journal of Chemical Engineering, Vol. 23, no. 1, June 2023, pp. 14-27, https://dev.journal.ugm.ac.id/v3/AJChE/article/view/9268.