Rindi, Wahyuni, S. and Febianti , K. 2025. English Vocabulary App Promotes Mastery Among Rural Fifth Graders: Aplikasi Kosakata Bahasa Inggris Mendorong Penguasaan di Kalangan Siswa Kelas 5 SD. Academia Open. 10, 1 (Jun. 2025), 10.21070/acopen.10.2025.11374. DOI:https://doi.org/10.21070/acopen.10.2025.11374.