@article{HildebrandtSchulzTycowiczetal.2012, author = {Klaus Hildebrandt and Christian Schulz and Christoph von Tycowicz and Konrad Polthier}, title = {Modal Shape Analysis beyond Laplacian}, journal = {Computer Aided Geometric Design}, volume = {29}, number = {5}, pages = {204 -- 2018}, doi = {10.1016/j.cagd.2012.01.001}, year = {2012}, }