Economic Value of Environmental Services of Swamp Land Ecosystem (A Case Study in the Hulu Sungai Utara Regency, Kalimantan Selatan). TWJ [Internet]. 2022 Jul. 25 [cited 2026 Sep. 19];8(1):29-32. Available from: https://slims.ulm.ac.id/index.php/twj/article/view/109