@conference {imbert2007multiagent,
	title = {A multiagent extension for virtual reality based intelligent tutoring systems},
	booktitle = {Advanced Learning Technologies, 2007. ICALT 2007. Seventh IEEE International Conference on},
	year = {2007},
	pages = {82{\textendash}84},
	publisher = {IEEE},
	organization = {IEEE},
	doi = {https://doi.org/10.1109/ICALT.2007.23},
	url = {https://ieeexplore.ieee.org/abstract/document/4280956},
	attachments = {http://nil.fdi.ucm.es/sites/default/files/ICALT\%2707-Imbertetal-MAEVIFStructure.pdf},
	author = {Imbert, Ricardo and S{\'a}nchez, Leticia and Ang{\'e}lica de Antonio and Gonzalo M{\'e}ndez and Jaime Ram{\'\i}rez}
}
@inbook {de2005intelligent,
	title = {Intelligent virtual environments for training: An agent-based approach},
	booktitle = {Multi-Agent Systems and Applications IV},
	year = {2005},
	pages = {82{\textendash}91},
	publisher = {Springer},
	organization = {Springer},
	doi = {https://doi.org/10.1007/11559221_9},
	url = {https://link.springer.com/chapter/10.1007/11559221_9},
	attachments = {http://nil.fdi.ucm.es/sites/default/files/ceemas05.pdf},
	author = {Ang{\'e}lica de Antonio and Jaime Ram{\'\i}rez and Imbert, Ricardo and Gonzalo M{\'e}ndez}
}
@article {de2005software,
	title = {A Software Architecture for Intelligent Virtual Environments Applied to Education},
	journal = {Revista de la Facultad de Ingenier{\'\i}a},
	volume = {13},
	number = {1},
	year = {2005},
	pages = {47{\textendash}55},
	publisher = {{Universidad de Tarapac{\'a}},
	issn = {0718-1337},
	doi = {http://dx.doi.org/10.4067/S0718-13372005000100006 },
	url = {https://scielo.conicyt.cl/scielo.php?pid=S0718-13372005000100006\&script=sci_arttext},
	attachments = {http://nil.fdi.ucm.es/sites/default/files/art06.pdf},
	author = {Ang{\'e}lica de Antonio and Jaime Ram{\'\i}rez and Imbert, Ricardo and Gonzalo M{\'e}ndez and Aguilar, Ra{\'u}l Antonio}
}
@conference {de2003agent,
	title = {An agent-based architecture for the development of intelligent virtual training environments},
	booktitle = {Second International Conference on Multimedia and ICTs in Education, m-ICTE},
	year = {2003},
	attachments = {http://nil.fdi.ucm.es/sites/default/files/Mendez-mICTE03.pdf},
	author = {Ang{\'e}lica de Antonio and Imbert, Ricardo and Jaime Ram{\'\i}rez and Gonzalo M{\'e}ndez}
}
@conference {sanchez2001design,
	title = {Design Tasks in Virtual Environments Development},
	booktitle = {13th International Conference on Software Engineering and Knowledge Engineering (SEKE01)},
	year = {2001},
	attachments = {http://nil.fdi.ucm.es/sites/default/files/SEKE01.pdf},
	author = {Mar{\'\i}a Isabel S{\'a}nchez and Ang{\'e}lica de Antonio and Imbert, Ricardo and Gonzalo M{\'e}ndez and de Amescua, Antonio}
}
