@article{Crane:2011:STD,
 author = {Crane, Keenan and Pinkall, Ulrich and Schr\"{o}der, Peter},
 title = {Spin Transformations of Discrete Surfaces},
 journal = {ACM Trans. Graph.},
 volume = {40},
 issue = {4},
 year = {2011},
 publisher = {ACM},
 address = {New York, NY, USA},
 keywords = {digital geometry processing, discrete differential geometry, geometric modeling, geometric editing, shape space deformation, conformal geometry, quaternions, spin geometry, Dirac operator}
}