Digital Learning Hub for future green and ethical leaders: A mapping of educational initiatives related to sustainability in Higher Educational Institutes. - Maria Partalidou; Evie Kouroumichaki; Florian Ulm; Tiago Silva; Aleksandra Gulc; Joanna Godlewska; Justyna Kozlowska; Ewelina Tomaszewska; Irene Kalemaki; Ioannis Sotiriadis; Dimitrios Vlachopoulos (HAICTA (1), 2024)