@article{AFST_1980_5_2_3-4_181_0,
     author = {Esteban, Maria Jesus},
     title = {Existence d'une infinit\'e d'ondes solitaires pour des \'equations de champs non lin\'eaires dans le plan},
     journal = {Annales de la Facult\'e des sciences de Toulouse : Math\'ematiques},
     pages = {181--191},
     publisher = {Universit\'e Paul Sabatier},
     address = {Toulouse},
     volume = {5e s{\'e}rie, 2},
     number = {3-4},
     year = {1980},
     mrnumber = {614011},
     zbl = {0458.35040},
     language = {fr},
     url = {http://archive.numdam.org/item/AFST_1980_5_2_3-4_181_0/}
}