D. Lisdiani, D. wahyudin, and S. Kusumaryono, “Interactive Gamification Media Promotes English Vocabulary Acquisition For Secondary School Students: Media Gamifikasi Interaktif Mempromosikan Akuisisi Kosakata Bahasa Inggris Untuk Siswa Menengah”, acopen, vol. 11, no. 2, p. 10.21070/acopen.11.2026.14187, Aug. 2026.