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1 J. J. Zhu, "X-33 entry flight controller design by trajectory linearization:A singular perturbational approach" 2001
2 J. J. Zhu, "X-33 ascent flight controller design by trajectory linearization:a singular perturbational approach" 2000
3 D. Drake, "Theta-D control technique for ascent phase of reusable launch vehicles" 2004
4 E. D. Sontag, "Smooth stabilization implies coprime factorization" 34 : 435-443, 1989
5 Z. P. Jiang, "Small-gain theorem for ISS systems and applications" 7 : 95-120, 1994
6 Y. Shtessel, "Sliding mode control of the X-33 vehicle in launch and reentry modes" 1998
7 P. D. Christofides, "Singular perturbations and input to state stability" 41 (41): 1645-1650, 1996
8 J. J. Recasens, "Robust model predictive control of a feedback linearized system for a lifting-body re-entry vehicle" 2005
9 Y. Shtessel, "Reusable launch vehicle trajectory control in sliding modes" 2557-2561, 1997
10 C. Tournes, "Reusable launch vehicle control using linear-adaptive and subspacestabilization techniques" 24 (24): 278-286, 2001
11 Y. Shtessel, "Reusable launch vehicle control in multiple-time-scale sliding modes" 23 (23): 1013-1020, 2000
12 Y. Shtessel, "Reusable launch vehicle attitude control using a time-varying sliding mode control technique" 81-85, 2002
13 K. Das, "Optimal nonlinear control and estimation for a reusable launch vehicle during reentry phase" 47-52, 2008
14 T. Bailing, "Optimal guidance for reentry vehicles based on indirect Legendre pseudospectral method" 67 (67): 1176-1184, 2011
15 A. Isidori, "Nonlinear Control Systems II" Springer 1999
16 E. D. Sontag, "New characterizations of input-to-state stability" 41 : 1283-1294, 1996
17 Y. Shtessel, "Multiple time scale sliding mode control of reusable launch vehicles in ascent and descent modes" 4357-4362, 2001
18 E. N. Johnson, "Limited authority adaptive flight control for reusable launch vehicles" 26 (26): 906-913, 2003
19 E. N. Johnson, "Limited Authority Adaptive Flight Control" Georgia Institute of Technology 2000
20 E. N. Johnson, "Feedback linearization with neural network augmentation applied to X-33 attitude control" 2000
21 D. Swaroop, "Dynamic surface control for a class of nonlinear systems" 45 (45): 1893-1899, 2000
22 J. A. Farrell, "Command filtered back-stepping" 54 (54): 1391-1395, 2009
23 J. A. Farrell, "Command filtered back-stepping" 1923-1928, 2008
24 W. Dong, "Command filtered adaptive backstepping" 105-110, 2010
25 P. P. Yip, "Adaptive dynamic surface control : a simplified algorithm for adaptive back-stepping control of nonlinear systems" 71 (71): 959-979, 1998
26 B. H. Lian, "Adaptive back-stepping control based autopilot design for reentry vehicle" 2004