000 | 00474nam a2200121 a 4500 | ||
---|---|---|---|
005 | 20220228110811.0 | ||
035 | _aF8901000720109 | ||
084 | _aEPA MISC 0077 | ||
245 | _aExtensions of mathematical programming for regional water q-uality management / by University of California, Graduate S-chool of Management | ||
260 | _aWashington, D.C. : Environmental Protection Agency | ||
300 | _a[89] p. | ||
690 | _aModelos matemáticos - Aplicaciones - Agua, calidad del - Ma-nejo | ||
999 |
_c65950 _d65950 |