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003 BD-SaJUCL
040 _aBD-SaJUCL
_cBD-SaJUCL
_dBD-SaJUCL
942 _2ddc
_cBK
_n1
100 1 _aLANGER, Rudolph E.
_97537
245 1 0 _aFirst course in ordinary differen-
_btial equations.
260 _aNew York,
_bJohn Wiley,
_c1954.
300 _axii, 249p.
509 _amahbub_69_Document_160.jpg_processed_gemini.json
999 _c31341
_d31340