XAYALATH, viengpanh. FAST TRACK Guidelines For Developing 21St Century Skills for Administrators in Secondary Schools of Shikhodttabong District, Vientiane Capital. Souphanouvong University Journal Multidisciplinary Research and Development , [S. l.], v. 12, n. Fast Track, p. 332–340, 2026. DOI: 10.69692/SUJMRD1203F332. Disponível em: https://su-journal.com/index.php/su/article/view/1720. Acesso em: 23 sep. 2026.