@article{TUW-169142, author = {Graichen, Knut and Petit, Nicolas}, title = {Constructive methods for initialization and handling mixed state-input constraints in optimal control}, journal = {Journal of Guidance, Control, and Dynamics}, year = {2008}, volume = {31}, number = {5}, pages = {1334--1343}, doi = {10.2514/1.33870} }