%0 Generic %D 2009 %T Low atmospheric nitrogen loads lead to grass encroachment in coastal dunes, but only on acid soils %A Remke, E. %A Brouwer, E. %A Kooijman, A. %A Blindow, A. %A Roelofs, J.G.M. %B Ecosystems %V 12 %P 1173–1188 %G eng