Tran, T., Nguyen, N., Nguyen, V., & Nguyen, T. (2022). E-Learner’s Needs for Sustainable Tourism Higher Education: A Case of Vietnam. E-Review of Tourism Research, 18(6), 843–871. Retrieved from https://ertr-ojs-tamu.tdl.org/ertr/index.php/ertr/article/view/681