GITA GAYATRI, Nyoman Ayu. DESIGN OF AN EDUCATIONAL GAME SORTING WASTE ANDROID BASED. Ultima InfoSys : Jurnal Ilmu Sistem Informasi, [S. l.], v. 14, n. 1, p. 11–18, 2023. DOI: 10.31937/si.v14i1.3113. Disponível em: https://ejournals.umn.ac.id/index.php/SI/article/view/3113. Acesso em: 4 aug. 2025.