@article{10.1109/TLT.2008.13,
author = {Roger Nkambou, and André Mayers, and Philippe Fournier-Viger, },
title = {Evaluating Spatial Representations and Skills in a Simulator-Based Tutoring System},
journal = {IEEE Transactions on Learning Technologies},
volume = {1},
number = {},
issn = {1939-1382},
year = {2008},
pages = {63-74},
doi = {doi.ieeecomputersociety.org/10.1109/TLT.2008.13},
publisher = {IEEE Computer Society},
address = {Los Alamitos, CA, USA},
}