@article{AIF_1982__32_3_275_0,
     author = {Colin De Verdi\`ere, Yves},
     title = {Pseudo-laplaciens. {I}},
     journal = {Annales de l'Institut Fourier},
     pages = {275--286},
     publisher = {Institut Fourier},
     address = {Grenoble},
     volume = {32},
     number = {3},
     year = {1982},
     doi = {10.5802/aif.890},
     mrnumber = {84k:58221},
     zbl = {0489.58034},
     language = {fr},
     url = {http://www.numdam.org/articles/10.5802/aif.890/}
}