@inproceedings{inproceedings12ce8ea9,
title   = {Enhancing multimodal annotations with pen-based information},
author = {Pimentel, Maria da Graça Campos and Goularte, Rudinei and Cattelan, Renan Gonçalves and Santos, Felipe S. and Teixeira, Cesar},
year = {2007},
publisher = {IEEE},
booktitle   = {IEEE International Symposium on Multimedia}
}