Aroonsrimorakot, S., M. Laiphrakpam, and C. Korattana. “Green office, its features and importance for sustainable environmental management: A comparative review in search for similarities and differences”. Interdisciplinary Research Review, vol. 14, no. 5, Nov. 2019, pp. 31-38, https://ph02.tci-thaijo.org/index.php/jtir/article/view/224988.