Anastasiadou, Sofia D., and Chrysathi S. Tiliakou. 2016. “Evaluation of the Discriminating Ability of the Greek State Foreign Language Exam (KPG) for English by Means of the Factorial Analysis of Correspondences and Vacor”. International Journal of Learning and Teaching 8 (2):129-40. https://doi.org/10.18844/ijlt.v8i2.518.