000 00470nam a2200169Ia 4500
008 131223s9999 xx 000 0 und d
040 _aISI KOLKATA
041 _aEnglish
082 _a515.38
_bG728
100 _aGrabmuller H
245 _aSingular perturbation techniques applied to integro differential equations
260 _aLondon
_bPitman
_c1978
300 _a148p
440 _aResearch notes in mathematics; 20
650 _aDifferential equation
942 _cBK
999 _c368
_d368