@article{chen-ssi-cad,
          author = {Xianming Chen and Richard F. Riesenfeld and James Damon and  Elaine Cohen},
          title = {Theoretically Based Algorithms for Robustly Tracking Intersection Curves of Deforming Surfaces},
          journal = {Computer-Aided Design},
          pages = {389-397},
          month = {May},
          number = {5},
          volume = {39},
          year = {2007},
       }