000 00292nas a2200109Ia 4500
999 _c28815
_d28815
022 _aPrint : 0893-4983
245 _aDifferential and Integral Equations
260 _bKhayyam Publishing
690 _aMathematics
856 _uhttps://projecteuclid.org/euclid.die
942 _cBV