Ahmed, A. H.; Tapley, Byron D. Equivalence of the generalized Lie-Hori method and the method of averaging. (English) Zbl 0599.70029 Celestial Mech. 33, 1-20 (1984). MSC: 70H15 34C99 70J99 × Cite Format Result Cite Review PDF Full Text: DOI
Choi, J. S.; Tapley, B. D. An extended canonical perturbation method. (English) Zbl 0259.70013 Celestial Mech. 7, 77-90 (1973). MSC: 70H15 70K99 × Cite Format Result Cite Review PDF Full Text: DOI