Adisasmita, Sakti Adji, and Josef Hadipramana. “Improving the Airport Operation and Environmental Quality at Small Airports in Indonesia”. International Journal of Sustainable Construction Engineering and Technology 2, no. 2 (December 16, 2011). Accessed August 13, 2026. https://journal.uthm.edu.my/index.php/IJSCET/article/view/346.