@article{JEDP_2001____A6_0, author = {Michael Hitrik}, title = {Expansions and eigenfrequencies for damped wave equations}, journal = {Journ\'ees \'equations aux d\'eriv\'ees partielles}, eid = {6}, pages = {1--10}, publisher = {Universit\'e de Nantes}, year = {2001}, doi = {10.5802/jedp.590}, zbl = {01808682}, mrnumber = {1843407}, language = {en}, url = {https://proceedings.centre-mersenne.org/articles/10.5802/jedp.590/} }