@article{TSG_2006-2007__25__55_0,
     author = {Colin de Verdi\`ere, Yves},
     title = {Elastic wave equation},
     journal = {S\'eminaire de th\'eorie spectrale et g\'eom\'etrie},
     pages = {55--69},
     publisher = {Institut Fourier},
     address = {Grenoble},
     volume = {25},
     year = {2006-2007},
     doi = {10.5802/tsg.247},
     zbl = {1171.35427},
     mrnumber = {2478808},
     language = {en},
     url = {http://archive.numdam.org/articles/10.5802/tsg.247/}
}