Geometric Constraint Solving in Parametric Computer-Aided Design. - Bernhard Bettig; Christoph M. Hoffmann (J. Comput. Inf. Sci. Eng., 2011)

Geometric Constraint Solving With Solution Selectors. - Bernhard Bettig; Vaibhav Kale (J. Comput. Inf. Sci. Eng., 2012)