Gundolf Haase, Ewald Lindner, C. Rathberger,
"Fast Shape Design for Industrial Components"
, in A. Di Bucchianico, R.M.M. Mattheij, M.A. Peletier: Progress in Industrial Mathematics at ECMI 2004, Vol. 8, Springer, Berlin Heidelberg, Seite(n) 361 - 365, 2006