Pulse-based periodic control for spacecraft formation flying. - Qiguo Yan; Vikram Kapila; Andrew G. Sparks (ACC, 2000)

Nonlinear dynamics and output feedback control of multiple spacecraft in elliptical orbits. - Qiguo Yan; Guang Yang; Vikram Kapila; Marcio S. de Queiroz (ACC, 2000)

Analysis and control of satellite orbits around oblate Earth using perturbation method. - Qiguo Yan; Vikram Kapila (CDC, 2001)

Output tracking of underactuated rotary inverted pendulum by nonlinear controller. - Qiguo Yan (CDC, 2003)