Heinz Schättler, Urszula Ledzewicz, “Fields of extremals and sensitivity analysis for multi-input bilinear optimal control problems”, Discrete & Continuous Dynamical Systems - A, 35, no. 9, 2015, 4611
Ugo Boscain, Yacine Chitour, “Time-Optimal Synthesis for Left-Invariant Control Systems on SO(3)”, SIAM J. Control Optim., 44, no. 1, 2005, 111
Jean-Baptiste Caillau, Michael Orieux, 2019 IEEE 58th Conference on Decision and Control (CDC), 2019, 2405
Irad Ratmansky, Michael Margaliot, “A simplification of the Agrachev–Gamkrelidze second-order variation for bang–bang controls”, Systems & Control Letters, 59, no. 1, 2010, 25
M. Aronna, J. Bonnans, Andrei Dmitruk, Pablo Lotito, “Quadratic order conditions for bang-singular extremals”, NACO, 2, no. 3, 2012, 511
Heinz Schättler, Urszula Ledzewicz, 38, Geometric Optimal Control, 2012, 323
Matthias Kawski, Encyclopedia of Systems and Control, 2021, 1107
Laura Poggiolini, “Structural Stability of Bang-Bang Trajectories with a Double Switching Time in the Minimum Time Problem”, SIAM J. Control Optim., 55, no. 6, 2017, 3779
Savin Treanţă, “Lagrange-Hamilton Approach in Optimization Problems with Isoperimetric-Type Constraints”, J Optim Theory Appl, 194, no. 2, 2022, 508
John Noble, Heinz Schättler, “Sufficient conditions for relative minima of broken extremals in optimal control theory”, Journal of Mathematical Analysis and Applications, 269, no. 1, 2002, 98