TY - BOOK AU - Nuhoff, H.A. AU - Vreugdenhil, C.B., coaut.Wijdieks, J., coaut. TI - Computing-technique for non-permanent flow in closed condui-ts / H.A. Nuhoff , C.B. Vreugdenhil and J. Wijdieks CY - Delft, [Holanda] : Delft Hydraulics Laboratory ER -