J. Prasara-A, A. Bridhikitti, M. Srinon, T. Thuayjan, A. Ragsasilp, T. Silalertruksa, Carbon Footprint Reduction Measures for a Higher Educational Institution: Lessons Learned from COVID-19 Pandemic, Chemical Engineering Transactions. 111 (2024) 667-672. doi:10.3303/CET24111112.