Valuing the willingness to pay for environmental conservation and management : a case study of scuba diving levies in Mu Ko Similan Marine National Park, ThailandSorada Tapsuwanopenalex(2023)引用 0|浏览2暂无评分AI 理解论文溯源树样例生成溯源树,研究论文发展脉络Chat Paper正在生成论文摘要