Reference:
  Author: Tobias Moench and Rocco Gasteiger and Gabor Janiga and Holger Theisel and Bernhard Preim
  Title: Context-aware mesh smoothing for biomedical applications
  Journal: Computers & Graphics
  Year: 2011
  Volume: 35
  Number: 4
  Pages: 755–767
  DOI: 10.1016/j.cag.2011.04.011
  URL: http://www.sciencedirect.com/science/article/pii/S0097849311001142
