@ARTICLE{reuter:cad06,
   AUTHOR={Martin Reuter and Franz-Erich Wolter and Niklas Peinecke},
   TITLE={Laplace-Beltrami spectra as "Shape-DNA" of surfaces and solids},
   JOURNAL={Computer-Aided Design},
   VOLUME={38},
   NUMBER={4},
   PAGES={342--366},
   YEAR={2006}
}