MATSORO MITONDO Amédée. ANALYSIS OF THE DIFFICULTY INDEX OF SIXTY PSYCHOLOGY ITEMS IN THE FINAL EXAMS OF SECONDARY SCHOOL STUDIES IN THE DRC: CASE OF THE GOMA FINALISTS. er [Internet]. 2025Mar.7 [cited 2025Nov.1];11(1):1-. Available from: http://cpcontacts.ijrdo.org/index.php/er/article/view/6244