@incollection{JEDP_1979____A7_0, author = {Omar Debbaj and Ali Souissi}, title = {Probl\`eme \`a d\'eriv\'ee oblique associ\'e \`a des op\'erateurs elliptiques singuliers}, booktitle = {}, series = {Journ\'ees \'equations aux d\'eriv\'ees partielles}, eid = {7}, pages = {1--7}, publisher = {\'Ecole polytechnique}, year = {1979}, zbl = {0405.35036}, mrnumber = {81i:35033}, language = {fr}, url = {https://proceedings.centre-mersenne.org/item/JEDP_1979____A7_0/} }