Embedding Green and Digital Competences in Engineering Curricula Through IoT-Driven Demonstrative Activities - Cruz-Ruiz, Alberto; Gilarranz-Casado, Carlos; Leo-Ramirez, Alejandro; García-Alcántara, Vicente; Álvarez, José; Tabuenca, Bernardo (2025 Ieee 12th International Conference On E-Learning In Industrial Electronics (Icelie), 2025)