JANTAMA, Maliwan. THE EFFECT OF GROUP PROCESS THROUGH "O4MAT" TECHNIQUE TO COMMUNICATIVE ENGLISH ACHIEVEMENT OF GRADE 7TH STUDENTS. Journal Universitas Muhammadiyah Gresik Engineering, Social Science, and Health International Conference (UMGESHIC), [S. l.], v. 1, n. 2, p. 351–357, 2021. DOI: 10.30587/umgeshic.v1i2.3404. Disponível em: https://journal.umg.ac.id/index.php/umgeshic/article/view/3404. Acesso em: 6 jun. 2025.