@inproceedings{11311_1027043, author = {Topputo, Francesco and Dei Tos, Diogene Alessandro and Rasotto, M. and Renk, F.}, title = {Design and Validation of Ultra Low Thrust Transfers to the Sun-Earth Saddle Point with Application to LISA PathFinder Mission Extension}, year = {2017}, booktitle = {26th International Symposium on Space Flight Dynamics}, pages = {1--7}, }