PERMATASARI, Annisa Miranda; ULFA, Saida; KUSWANDI, Dedi; SOEPRIYANTO, Yerry. Behavioural Engagement in Visual Programming Online Course Gamification. Journal of Educational Technology Studies and Applied Research, Sidoarjo, Indonesia, v. 1, n. 1, p. 1–5, 2024. DOI: 10.70125/jetsar.v1i1y2024a2. Disponível em: https://journal.teknologipendidikan.or.id/index.php/jetsar/article/view/2. Acesso em: 5 dec. 2025.