@article {5361, title = {Including Conversational Agents into Structured Hybrid 3D Virtual Environments}, journal = {IEEE Latin America Transactions}, volume = {13}, year = {2015}, month = {02/2015}, pages = {523-531}, publisher = {IEEE}, author = {Pablo Almajano and Maite L{\'o}pez-S{\'a}nchez and Inmaculada Rodriguez and Enric Mayas} }