TY - BOOK AU - Vries, M. de. AU - Klaasen, G. J., coaut.Struiksma, N., coaut. TI - the use of movable-bed models for river problems: a state o-f the art / M. de Vries, G. J. Klaasen and N. S. Struiksma CY - Delft, Holanda : Delft Hydraulics N1 - "Reprinted from: International Journal of Sediment Research-5 (1990) 1, January, p.p. 35 - 47 " ER -