ຂາວພະຈັນ ສົມສະໜຸກ; PHIMMASANE, Khanthaly; ດວງມະນີ ສີສະໄໝ; ແກ້ວກະເສີມສຸກ ສະເຫຼີມໄຊ. Study the Causes Affecting Absenteeism of Students at Lower Secondary School in Pakse Distict Champassack Province: This research study aims to study the causes that affect the absence of students at the primary secondary school that depends on the Department of Education and Sports, Pakse City, Champasak Province. Champasack University Scientific Journal, [S. l.], v. 9, n. 1, p. 30–46, 2025. Disponível em: http://cu-journal.com/index.php/files/article/view/114. Acesso em: 29 apr. 2026.