@incollection{JEDP_1988____A2_0,
     author = {Debbaj, Omar and Intissar, Ahmed},
     title = {R\'egularit\'e $L^p$ de probl\`emes aux limites de type {Hermite} et {Tricomi}},
     booktitle = {},
     series = {Journ\'ees \'equations aux d\'eriv\'ees partielles},
     eid = {2},
     pages = {1--10},
     publisher = {Ecole polytechnique},
     year = {1988},
     mrnumber = {90e:35075},
     zbl = {0709.35023},
     language = {fr},
     url = {http://archive.numdam.org/item/JEDP_1988____A2_0/}
}