Gehansaputra, Kharazie, and Yayok Suryo Purnomo. “Evaluasi Jejak Karbon Kegiatan Perkuliahan Di UPN “Veteran” Jawa Timur”. ENVIROSAN : Jurnal Teknik Lingkungan 6, no. 1 (July 4, 2023): 29–34. Accessed May 13, 2026. https://journal.angga.us/index.php/envirosan/article/view/1362.