@article{SJL_1971____A4_0,
     author = {Grisvard, Pierre},
     title = {Le comportement asymptotique des valeurs propres d'un op\'erateur},
     journal = {S\'eminaire sur les \'equations aux d\'eriv\'ees partielles},
     note = {talk:4},
     pages = {1--12},
     year = {1971},
     publisher = {Coll\`ege de France},
     language = {fr},
     url = {https://www.numdam.org/item/SJL_1971____A4_0/}
}