TY - BOOK AU - Pilarczyk, K.W. AU - Boer, K. Den., coaut. ED - Delft Hydraulics Laboratory (Holanda). TI - Stability and profile development of coarse materials and t-heir application in coastal engineering / K.W. Pilarczyk an-d K. Den Boer CY - Delft, [Holanda] : Delft Hydraulics Laboratory ER -