1. Barba, P. M. and Aubrun, J. N.: 1976,AIAA Journ. 14, 1382.
2. Erdelyi, A.: 1953,Higher Transcendental Functions, Vol, II, McGraw-Hill, pp. 307?309.
3. Gebman, J. R. and Mingori, D. L.: 1976,AIAA Journ. 14, 859.
4. Kaplan, M. H. and Patterson, T. C.: 1976,Comsat Technical Review 6, 1.
5. Staley, D. A.: 1978,An Analytical Investigation of Momentum Exchange Attitude Acquisition Without a Nutation Damper, ANCON-R. 785, ANCON Space Technology Corporation, Thornhill, Ontario, Canada.