- PublishedHortal, E. (2018). Brain-Machine Interfaces for Assistance and Rehabilitation of People with Reduced Mobility. (Theses Recognizing Outstanding Ph.D. Research). Springer.
- PublishedVretos, N., Daras, P., Asteriadis, S., Hortal, E., Ghaleb, E., Spyrou, E., ... Assimakopoulos, K. (2017). Exploiting sensing devices availability in AR/VR deployments to foster engagement. Virtual Reality, 1-12.