@incollection{Otón15,
author = {Salvador Otón and Héctor R. Amado-Salvatierra and José Ramón Hilera and Eva
García and Antonio García},
title = {Considerations on Barriers to Effective E-learning toward Accessible Virtual Campuses},
booktitle = {E-Learning},
publisher = {IntechOpen},
address = {Rijeka},
year = {2015},
editor = {Boyka Gradinarova},
chapter = {17},
doi = {10.5772/60605},
url = {https://doi.org/10.5772/60605}
}