000 00435nam a22001457a 4500
008 230428b |||||||| |||| 00| 0 eng d
040 _aNational Science Library
_cNational Science Library
080 _a517.944
_bL2
100 _aLieberstein, H Melvin
_97749
245 _aTheory of partial differential equations
260 _aNew York:
_bAcademic Press,
_c1972
300 _axiii, 283p.
650 _aMathematics
942 _2udc
_cBK
999 _c24583
_d24583