@article{ASNSP_1978_4_5_2_225_0,
     author = {Br\'ezis, H. and Nirenberg, L.},
     title = {Characterizations of the ranges of some nonlinear operators and applications to boundary value problems},
     journal = {Annali della Scuola Normale Superiore di Pisa - Classe di Scienze},
     pages = {225--326},
     publisher = {Scuola normale superiore},
     volume = {Ser. 4, 5},
     number = {2},
     year = {1978},
     mrnumber = {513090},
     zbl = {0386.47035},
     language = {en},
     url = {http://www.numdam.org/item/ASNSP_1978_4_5_2_225_0/}
}