000 00438pam a2200145a 44500
008 140414b1973 xxu||||| |||| 00| 0 eng d
082 _aB33
_bECK L3
100 _aECKHAUS, WIKTOR
245 _aMatched Asymptotic Expansions and Singular Perturbations
_c
260 _aNew York
_bNorth-Holland Pub.
_c1973
650 _a SINGULAR PERTURBATIONS, (MATHEMATICS)
650 _aASYMPTOTIC EXPANSIONS
690 _aMATHEMATICS
906 _a24996
999 _c24022
_d24022