000 00581pam a2200205a 44500
003 OSt
005 20220708104515.0
008 160408b1985 xxu||||| |||| 00| 0 eng d
040 _cIIT Kanpur
041 _aeng
082 _a515.353
_bH86s
100 _aHua, Loo Keng
245 1 _aSecond-order systems of partial differential equations in the plane[v.128]
_cHua Loo Keng and Lin Wei
260 _aBoston
_bPitman
_c1985
300 _a291p
440 _aResearch notes in mathematics, 128
650 _aDifferential equations, Partial
700 _aWei, Lin
942 _cBK
999 _c293552
_d293552