klinjan, chaiyapol. “The Virtual Reality Information System of Cultural Tourism in Lop Buri Province for Elderly Adults”. Rajamangala University of Technology Srivijaya Research Journal 14, no. 2 (August 31, 2022): 497–512. Accessed March 28, 2024. https://li01.tci-thaijo.org/index.php/rmutsvrj/article/view/248555.