@INPROCEEDINGS {3766,
author={M. Perdig√£o and E. S. Saraiva},
doi={ 10.1109/UPEC.2006.367560  },
booktitle={Power Engineering Conf. - UPEC},
title={Simfacts: A Flexible Ac Transmission Systems Software Package For Teaching And Research},
year={2006},
month={September},
volume={xx},
pages={xx-xx} 
}
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