@article{PORMA_1992__49_2_115782,
     author = {Assohoun, Adje},
     title = {Sur et sous-solutions dans les \'equations semi-lin\'eaires de type elliptique avec conditions aux limites non lin\'eaires},
     journal = {Portugaliae mathematica},
     pages = {131--146},
     publisher = {mathdoc},
     volume = {49},
     number = {2},
     year = {1992},
     mrnumber = {1201969},
     zbl = {0802.35170},
     language = {fr},
     url = {http://geodesic.mathdoc.fr/item/PORMA_1992__49_2_115782/}
}