@incollection{Rigas09,
author = {Marwan Alseid and Dimitrios Rigas},
title = {An Empirical Investigation into the Use of Multimodal E-Learning Interfaces},
booktitle = {Human-Computer Interaction},
publisher = {IntechOpen},
address = {Rijeka},
year = {2009},
editor = {Inaki Maurtua},
chapter = {5},
doi = {10.5772/7737},
url = {https://doi.org/10.5772/7737}
}