Duc Thanh, Tran. “Introduction of KSAP Technique Survey into Community-Based Tourism Study: Case Study in Na Hang, Tuyen Quang Province”. Tạp Chí Khoa học Xã hội Và Nhân văn (VNU Journal of Social Sciences and Humanities), vol. 2, no. 5, Oct. 2025, pp. 537-51, https://jossh.ussh.edu.vn/index.php/JOSSH-VN/article/view/227.