Antonopoulou, H. ., A. . Giannoulis, L. . Theodorakopoulos, and C. . Halkiopoulos. “Socio-Cognitive Awareness of Inmates through an Encrypted Innovative Educational Platform”. International Journal of Learning, Teaching and Educational Research, vol. 21, no. 9, Sept. 2022, pp. 52-75, http://www.ijlter.myres.net/index.php/ijlter/article/view/1405.