We have published the following paper:
Robust Aircraft Trajectory Planning under Wind Uncertainty using Optimal Control. D. González-Arribas, Manuel Soler, and Manuel Sanjrujo. Journal of Guidance, Control, and Dynamics. Accepted for publication (Sept. 2017).
The final (edited by AIAA) version will be made available very soon in articles in advance (with a DOI assigned) and thereafter assigned to a Volume.