1. Branets, L., Carey, G.: Extension of a Mesh Quality Metric for Elements With a Curved Boundary Edge or Surface. J. Comput. Inf. Sci. Eng. 5(4), 302–309 (2005)
2. Dompierre, J., Labbe, P., Guibault, F., Camerero, R.: Proposal of Benchmarks for 3D Unstructured Tetrahedral Mesh Optimization. In: Proceedings of the 7-th International Meshing Roundtable 1998, Dearborn MI, pp. 459–478 (1998)
3. Field, D.A.: Qualitative measures for initial meshes. Intl. J. for Num. Meth. Engr. 47, 887–906 (2000)
4. Freitag, L., Knupp, P.: Tetrahedral Element Shape Optimization via the Jacobian Determinant and Condition Number. In: Proceedings of the 8th International Meshing Roundtable, Lake Tahoe CA, pp. 247–258 (1999)
5. Freitag, L., Knupp, P.: Tetrahedral mesh improvement via optimization of the element condition number. Intl. J. Numer. Meth. Engr. 53, 1377–1391 (2002)