Sari, Ade Risna, Fatma Sarie, Sri Suparni, Muhammad Abi Berkah Nadi, and Meutia Nadia Karunia. “The Effect of Environmentally Friendly Transportation Implementation and Supporting Policies on Air Pollution Reduction in Central Kalimantan”. West Science Interdisciplinary Studies 2, no. 03 (March 28, 2024): 605–614. Accessed December 22, 2024. https://wsj.westscience-press.com/index.php/wsis/article/view/739.