00713nam0-22002771i-450-990002546520403321000254652FED01000254652(Aleph)000254652FED0100025465220000920d1962----km-y0itay50------baENGAsymptotic Approximationsby Harold Jeffreys.OxfordClarendon Press1962.144 p.23 cmSerie519Jeffreys,HaroldITUNINARICAUNIMARCBK990002546520403321MIX-A-7024304MASMASAsymptotic Approximations437558UNINAING01