@incollection{Trefftz10,
author = {Helmuth Trefftz and Juliana Restrepo and Pedro Esteban and Angela Maria Jimenez and Faber Danilo Giraldo},
title = {Virtual Collaborative Learning Environments with the Telepresence Platform Supported by the Teaching for Understanding Pedagogical Framework: Experiences in Higher Educational Process in Colombia},
booktitle = {E-learning},
publisher = {IntechOpen},
address = {Rijeka},
year = {2010},
editor = {Marina Buzzi},
chapter = {13},
doi = {10.5772/7775},
url = {https://doi.org/10.5772/7775}
}