00485nam a22002057a 4500003000500000005001700005008004100022010001000063011001000073035001000083040000900093082001600102100001900118245002500137260003400162300002300196650001800219700002400237700001800261CHAP20220329140306.0971013s1976            r     00010     d  a49870  a50842  a54992  cCHAP  a551.49bR6200aRodda, John C.  aSystematic hydrology  aLondon :bButterworths,c1976  a399 p.b: gráfs.14aHidrología.0 aDowning, Richard A.0 aLaw, Frank M.