Duc Thanh T. Introduction of KSAP technique survey into community-based tourism study: Case study in Na Hang, Tuyen Quang province. TCKHXHNV [Internet]. 2025 Oct. 25 [cited 2025 Nov. 15];2(5):537-51. Available from: https://jossh.ussh.edu.vn/index.php/JOSSH-VN/article/view/227