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Forslag til langtidsprogram for norsk hydrologi : nosk deltakelse i International Hydrological programme | Bok | 556.04(481) I
International hydrological decade (IHD) / - Oslo : Den Norske komité for IHD, 1973. - fler pag. - Språk: Norsk (bokmål) | International hydrological decade (IHD) | 1973 |
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National programmes for the international hydrological decade of the nordic countries : Denmark, Finland, Iceland, Norway, Sweden | Bok | 556.04(48) I
International hydrological decade (IHD) / - Joint nordic co-ordination IHD panel (NUTSAM), 1969. - 97 s. - Språk: Engelsk | International hydrological decade (IHD) | 1969 |