@article{AIF_1981__31_1_225_0,
     author = {Gaudin, Michel},
     title = {Spectre du noyau int\'egral $(x^2+y^2+1)^{-1}$},
     journal = {Annales de l'Institut Fourier},
     pages = {225--238},
     publisher = {Institut Fourier},
     address = {Grenoble},
     volume = {31},
     number = {1},
     year = {1981},
     doi = {10.5802/aif.824},
     mrnumber = {83m:45010},
     zbl = {0438.45001},
     language = {fr},
     url = {http://archive.numdam.org/articles/10.5802/aif.824/}
}