Incorporating periodic and non-periodic natural motion trajectories into constrained invariance-based spacecraft relative motion planning. - Gregory R. Frey; Christopher D. Petersen; Frederick A. Leve; Ilya V. Kolmanovsky; Anouck R. Girard (CCTA, 2017)

Invariance-based Spacecraft Relative Motion Planning Incorporating Bounded Disturbances and Minimum Thrust Constraints. - Gregory R. Frey; Christopher D. Petersen; Frederick A. Leve; Anouck R. Girard; Ilya V. Kolmanovsky (ACC, 2018)