@inproceedings\{Graves2006,
 author={Alex Graves and  Santiago Fernandez and  Faustino Gomez and  Jurgen Schmidhuber},
 title={{Connectionist temporal classification: labelling unsegmented sequence data with recurrent neural networks}},
 booktitle={ICML '06 Proceedings of the 23rd international conference on Machine learning},
 pages={369--376},
 year={2006}
}