Tatlılıoğlu, Kasım. “WHAT IS DISTANCE EDUCATION? AN OVERVIEW FROM CONCEPTUAL PERSPECTIVE”. Distance Education in Ukraine: Innovative, Normative-Legal, Pedagogical Aspects 1, no. 4 (August 26, 2024): 71–80. Accessed October 6, 2024. https://jrnl.nau.edu.ua/index.php/DEU/article/view/18882.