GB 651 I61 P9(199) : Soil water balance in the Sudano-Sahelian zone : proceedings of an international workshop held at Niamey, Niger, from 18 to 23 February 1991 / edited by M.V.K. Sivakumar ... [et al.].; BJL
1991
1
GB 651 I61 P9(200) : Land subsidence : proceedings of the Fourth International Symposium ... held at Houston, Texas, 12-17 May 1991 ... / edited by A.I. Johnson.; BJL
1991
1
GB 651 I61 P9(201) : Hydrology for the water management of large river basins : proceedings of an international symposium held during the XXth General Assembly of the International Union of Geodesy and Geophysics at Vienna, 11-24 August 1991 / edited by F.H.M. van de Ven ... [et al.].; BJL
1991
1
GB 651 I61 P9(202) : Hydrological basis of ecologically sound management of soil and groundwater : proceedings of an international symposium held during the XXth General Assembly of the International Union of Geodesy and Geophysics at Vienna, 11-24 August 1991 / edited by H.P. Nachtnebel, K. Kovar.; BJL
1991
1
GB 651 I61 P9(203) : Sediment and stream water quality in a changing environment : trends and explanation : proceedings of an international symposium held during the XXth General Assembly of the International Union of Geodesy and Geophysics at Vienna, 11-24 August 1991 / edited by N.E. Peters, D.E. Walling.; BJL
1991
1
GB 651 I61 P9(204) : Hydrological interactions between atmosphere, soil and vegetation : proceedings of an international symposium held during the XXth General Assembly of the International Union of Geodesy and Geophysics at Vienna, 11-24 August 1991 / edited by G. Kienitz ... [et al.].; BJL
1991
1
GB 651 I61 P9(205) : Snow, hydrology and forests in high alpine areas : proceedings of an international symposium held during the XXth General Assembly of the International Union of Geodesy and Geophysics at Vienna, 11-24 August 1991 / edited by H. Bergmann ... [et al.].; BJL
1991
1
GB 651 I61 P9(206) : Hydrology of natural and manmade lakes : proceedings of an international symposium held during the XXth General Assembly of the International Union of Geodesy and Geophysics at Vienna, 11-24 August 1991 / edited by G. Schiller, R. Lemmela, M. Spreafico.; BJL
1991
1
GB 651 I61 P9(208) : Glaciers-ocean-atmosphere interactions : proceedings of the International Symposium held at St. Petersburg, 24-29 September 1990 / edited by V.M. Kotlyakov, A. Ushakov and A. Glazovsky.; BJL
GB 651 I61 P9(69) : International symposium on scientific aspects of snow and ice avalanches, 5-10 April 1965, Davos, Switzerland : reports and discussions.; BJL
1966
1
GB 651 I61 P9(70-71): : Symposium of Garda, 9th-15th October 1966. Hydrology of lakes and reservoirs.; BJL
1966
1
GB 651 I61 P9(72). : Symposium of Haifa, 19-26th March 1967 artificial recharge and management of aquifers.; BJL
