%0 conference lecture %@ %A Hakvoort, J. H. M.,Heineke, M.,Heymann, K.,Kuehl, H.,Riethmueller, R.,Witte, G. %D 1997 %J Symposium on Ecology of Estuary and Soft Sediment Habitats %N %P %T A basis for mapping the erodibility of tidal flats by optical remote sensing %U %X