@INPROCEEDINGS{Nicolas_Saubion_Stephan_ICTAI_00,
        AUTHOR             = {P. Nicolas and F. Saubion and I. St{\'e}phan},
        BOOKTITLE          = {Proceedings of the 12th IEEE International Conference on Tools with Artificial Intelligence (ICTAI'00)},
        TITLE              = {{C}ombining {H}euristics for {D}efault {L}ogic {R}easoning {S}ystems},
        YEAR               = {2000}
}