Marco Attene Bianca Falcidieno Michela Spagnuolo Geoff Wyvill A mapping-independent primitive for the triangulation of parametric surfaces. 260-273 2003 65 Graphical Models 5 http://dx.doi.org/10.1016/S1524-0703(03)00048-1 db/journals/cvgip/cvgip65.html#AtteneFSW03