G. L. Mallen

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Gravel aquifers act as important potable water sources in central western Europe, yet they are subject to numerous contamination pressures. Compositional and textural heterogeneity makes protection zone delineation around groundwater supplies in these units challenging; artificial tracer testing aids characterization. This paper reappraises previous tracer(More)
Aquarelle was a European Union assisted project designed to provide an information retrieval service for searching across different cultural database systems with differing database architectures. A broker architecture was implemented in which a central Access Server received queries from user-clients, dlstributed these to defined remote data servers,(More)
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