morphological time-scale for rivers / M. de Vries.
Vries, M. de.
morphological time-scale for rivers / M. de Vries. - Delft, [Holanda] : Delft Hydraulics Laboratory - 7 p. - Delft Hydraulics Laboratory ; no. 147 .
morphological time-scale for rivers / M. de Vries. - Delft, [Holanda] : Delft Hydraulics Laboratory - 7 p. - Delft Hydraulics Laboratory ; no. 147 .