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245 1 0 _aVol. 21 No. 2
260 _c1987
773 1 8 _7nnas
_gVol. 21 No. 2
_tApplied mathematics and computation. 1987
_w000011042
_x0096-3003
856 4 0 _uhttps://www.sciencedirect.com/journal/applied-mathematics-and-computation/vol/21/issue/2
942 _cIS
999 _c11044
_d11044