SINAGA, Reza Sanjaya; SAGALA, Sepriyana; SILALAHI, Dumaris E. Sustainable Assessment in Improving English Proficiency. Innovative: Journal Of Social Science Research, [S. l.], v. 5, n. 1, p. 1922–1933, 2025. DOI: 10.31004/innovative.v5i1.17830. Disponível em: http://j-innovative.org/index.php/Innovative/article/view/17830. Acesso em: 14 nov. 2025.