@article{ASENS_1988_4_21_4_561_0,
     author = {Gallot, S. and Meyer, D.},
     title = {D'un r\'esultat hilbertien \`a un principe de comparaison entre spectres. {Applications}},
     journal = {Annales scientifiques de l'\'Ecole Normale Sup\'erieure},
     pages = {561--591},
     publisher = {Elsevier},
     volume = {4e s{\'e}rie, 21},
     number = {4},
     year = {1988},
     doi = {10.24033/asens.1568},
     zbl = {0722.53037},
     mrnumber = {982334},
     language = {fr},
     url = {http://archive.numdam.org/articles/10.24033/asens.1568/}
}