SIWI, Endrati Jati; ANINDYARINI, Rosyita; NAHAR, Sabiqun. Item parameters of Yureka Education Center (YEC) English Proficiency Online Test (EPOT) instrument. REID (Research and Evaluation in Education), [S. l.], v. 6, n. 1, p. 51–65, 2020. DOI: 10.21831/reid.v6i1.31013. Disponível em: https://jurnal.uny.ac.id/index.php/reid/article/view/31013. Acesso em: 14 may. 2025.