Dewanatan, W. W., M. K. Adiputra, I. K. Putro, S. Hartanto, J. Kristanto, and M. M. Azis. “The Influence of Carbon Tax on the Feasibility of Industrial Project: A Case Study of Heat Exchanger Replacement at PT Kaltim Methanol Industri, Indonesia”. ASEAN Journal of Chemical Engineering, Vol. 20, no. 2, Dec. 2020, pp. 196-04, https://dev.journal.ugm.ac.id/v3/AJChE/article/view/9139.