@inproceedings{HPR94, 
    title = { Verification of linear hybrid systems by means of convex approximations  }, 
    author = {Halbwachs, Nicolas and Proy, Yann-Eric and Raymond, Pascal},
    month = {sep},
    year = {1994},
    booktitle = {International Symposium on Static Analysis, SAS'94},
    address = {Namur (Belgium)},
    publisher = {LNCS 864, Springer Verlag},
    team = {SYNC},
}