Read Publication
http://dx.doi.org/10.5209/rev_dida.2012.v24.39923
The following have contributed to this page: Alejandra Meneses

This shareable PDF can be hosted on any platform or network and is fully compliant with publisher copyright.
http://dx.doi.org/10.5209/rev_dida.2012.v24.39923
The following have contributed to this page: Alejandra Meneses