@inproceedings{Wardetzky2007Laplace,
 author = {Wardetzky, Max and Mathur, Saurabh and K\"{a}lberer, Felix and Grinspun, Eitan},
 title = {Discrete laplace operators: no free lunch},
 booktitle = {SGP '07: Proceedings of the fifth Eurographics symposium on Geometry processing},
 year = {2007},
 isbn = {978-3-905673-46-3},
 pages = {33--37},
 location = {Barcelona, Spain},
 publisher = {Eurographics Association},
 address = {Aire-la-Ville, Switzerland, Switzerland},
}