000 00239nam a2200097Ia 4500
008 230401s9999 xx 000 0 eng d
100 _aJAINLONG(W)
245 0 _aTHEORY & APPLICATION OF PARTIAL FUN.
260 _bSPRINGER
942 _2ddc
_cMTECH
999 _c2892
_d2892