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Moll J.R. River hydrometry by pattern recognition in remote sensing images : Papers presented at the intern.symp.on remote sensing and water resources, Enschede, Aug.20-24, 1990 / J.R.Moll,J.F.M.Overmars, 1990. - 9 p. - Текст : непосредственный.
Vermeulen C.J.M. Operational management system for the drainage network Reiderzijlvest : Presented at the 16th European regional conf.,Budapest,June 21-27,1992 / C.J.M.Vermeulen,J.R.Moll, 1992. - 7 p. - Текст : непосредственный.