Kieanwatana K, Saynaratchai K, Srithong S, Watcharaphaisankul U, Duantrakoonsil T. WILLINGNESS TO PAY OF GENERATION Z TOURISTS FOR PARTICIPATING IN VOLUNTEER-BASED RECREATIONAL TOURISM ACTIVITIES. SPSC_Network [internet]. 2025 Jul. 22 [cited 2026 Sep. 21];4(4):36-45. available from: https://he03.tci-thaijo.org/index.php/SPSC_Network/article/view/4440