Recursive modeling and control of multi-link manipulators with vacuum grippers. - Rainer Callies; S. Fronz (Math. Comput. Simul., 2008)

CGRS - An advanced hybrid method for global optimization of continuous functions closely coupling extended random search and conjugate gradient method. - Christian Gnandt; Rainer Callies (J. Comput. Appl. Math., 2018)