Παπαδημητρίου Σοφία, and Λιοναράκης Αντώνης. “Case Studies on Tutor-Counselor’s Staff Development in Higher Education: A Comparative Study”. Open Education: The Journal for Open and Distance Education and Educational Technology 12, no. 1 (June 9, 2016): 42–59. Accessed October 3, 2025. https://ejournals.epublishing.ekt.gr/index.php/openjournal/article/view/10239.