@article{SJL_1973-1974___4_A2_0,
     author = {Pham The Lai},
     title = {Comportement asymptotique des valeurs propres d{\textquoteright}une classe d{\textquoteright}op\'erateurs elliptiques d\'eg\'en\'er\'es en dimension $2$},
     journal = {S\'eminaire Jean Leray},
     note = {talk:2},
     pages = {1--28},
     publisher = {Coll\`ege de France},
     number = {4},
     year = {1973-1974},
     language = {fr},
     url = {http://www.numdam.org/item/SJL_1973-1974___4_A2_0/}
}