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An analysis of hydrologic reservoir models used for water quality simulation | Bok | 556.02(05) N81r Christophersen, Nils / - Oslo : Norwegian National Committee for Hydrology, 1981. - 38 s. (Rapport / Norsk hydrologisk komité : 10) - Språk: Engelsk | Christophersen, Nils | 1981 |
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Freshwater acidification : a modelling approach | Bok | 502.55(204) C Christophersen, Nils / - Oslo : Central Institute for Industrial Research, 1983. - 1 b. (flere pag.) - Språk: Engelsk | Christophersen, Nils | 1983 |