00535nam a2200181Ia 4500003000900000008004100009020001800050040001600068080001700084100002100101245007600122260003100198300001800229650004100247650002400288650001700312650002400329IN-BaIIA211028s9999    xx            000 0 eng d  a0-262-08053-2  cIIA Library  a521.4bHAG-2  aHagihara, Yusuke 0aCelestial mechanicsbvol. 2, pt. 2, peturbation theorycYusuke Hagihara  aCambridgebMIT Pressc1972  axv, 505-919p.  aAstronomy and Astrophysics Thesaurus  aCelestial mechanics  aPerturbation  aPerturbation theory