000 00300nam a2200109Ia 4500
008 140917b1962 xxu||||| |||| 00| 0 eng d
082 _a516.362, JEF
100 _aHarold Jeffreys
245 _aAsymptotic approximations.
260 _aOxford :
_bClarendon Press,
_c1962
700 _aJeffreys, Harold
999 _c194454
_d194454