@article{M2AN_1980__14_3_239_0,
     author = {Destuynder, P. and Djaoua, M.},
     title = {Estimation de l'erreur sur le coefficient de la singularit\'e de la solution d'un probl\`eme elliptique sur un ouvert avec coin},
     journal = {RAIRO. Analyse num\'erique},
     pages = {239--248},
     publisher = {Centrale des revues, Dunod-Gauthier-Villars},
     address = {Montreuil},
     volume = {14},
     number = {3},
     year = {1980},
     mrnumber = {592752},
     zbl = {0456.65062},
     language = {fr},
     url = {http://www.numdam.org/item/M2AN_1980__14_3_239_0/}
}