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Hydraulics and hydrology : 1997 practical guide | Bok | 621.22:556 H Haestad press, c1997. - IV, 216 s. - Språk: Engelsk | | c1997 |
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Rivers of Energy : The Hydropower Potential | Bok | 502.3 W Washington D.C. : Worldwatch Institute, 1981. - 55 s (Worldwatch paper : 44) - Språk: Norsk (bokmål) | | 1981 |