@inproceedings{icbl2009,
 author = {Valdemar Vicente {Graciano Neto} and Ana Paula Laboissière Ambrósio and Luciana Oliveira e Silva},
 title = {{Automatic Retrieval of Complementary Learning Material for Slide Presentations}},
 booktitle = {Proceedings of the International Conference on Interactive Computer Aided Blended Learning},
 series = {ICBL '09},
 year = {2009},
 location = {Florianópolis, Brazil},
 pages = {1--8}
}