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por Kozlovsky, E. A [ed.] | Centre of International Projects of the USSR State Committee for Science and TechnologyUnescoPrograma de las Naciones Unidas para el Medio Ambiente.
por International Symposium Methods and Instrumentation for the Investigation of Groundwater Systems Noordwijkerhout, Holanda 1983 | Netherlands Organization for Applied Scientific Research TNOCommittee for Hydrological Research TNO.
por Estados Unidos Federal Interagency Work Group on Designation of Standards for Water Data Acquisition | Department of the Interior Estados Unidos.
por Repsold, Hans, 1932- | International Association of Hydrogeologists.