@INPROCEEDINGS {11287,
author={F. Martins},
doi={},
booktitle={International Week of ESEC},
title={WHAT CAN WE ALL LEARN FROM THE ANALYSIS AND DISCUSSION OF TRAINEES TEACHER’S MKT ABOUT BAR GRAPHS AND PICTOGRAMS? (Fernando M. L. Martins, C. Miguel Ribeiro e Helena Gomes)},
year={2011},
month={April},
volume={1},
pages={CD-ROM-CD-ROM} 
}