M. Breitner, H. Pesch, und W. Grimm. Necessary Conditions for Optimal Open-Loop Strategies Journal of Optimization Theory and Applications, 78 (3):
419 - 441(September 1993)
C. Böhm, M. Merk, W. Fichter, und F. Allgöwer. Nonlinear Model Predictive Control - Towards New Challenging Applications, Lecture Notes in Control and Information Sciences, (2009)
M. Gros, W. Grimm, A. Schöttl, und W. Fichter. Embedded Guidance, Navigation and Control in Aerospace, 1, Seite 91--96. Bangalore, India, International Federation of Automatic Control, (Februar 2012)