1. 1Zarchan, P., Tactical and Strategic Missile Guidance, 3rd ed., Progress in Astronautics and Aeronautics, Vol.176, 1997, pp.27, 28, 98, 155-161, 342-352; alsoChaps. 23 and 24.
2. 3Shneydor, N. A., Missile Guidance and Pursuit: Kinematics, Dynamics and Control, Horwood Publishing, Chichester, England, U.K., 1998, Sec. 6.3, pp.131-140, and Appendix D.9, p. 242.
3. A New Look at Classical vs Modern Homing Missile Guidance
4. 5Frankline, G. F., Powell, J. D., and Workman, M., Digital Control of Dynamic Systems, Addison Wesley Longman, 1997, Sec. 8.6.1, pp.338-341.