Ngowi, Norbert John, and Agnes Godfrey Mwakaje. “Implementation effects of incentive policies on Tanzanian wetland ecosystems”. Kasetsart Journal of Social Sciences 41, no. 1 (December 17, 2019): 83–90. accessed May 24, 2025. https://so04.tci-thaijo.org/index.php/kjss/article/view/229975.