Vrijburcht, A. <br/><br/>
Calculations of wave height and ship speed when entering a -lock A. Vrijburcht. 

 - Delft, Holanda : Delft Hydraulics 
 - 17 p. 
 - Publication; No. 391 / Delft Hydraulics. .
<br/><br/> "Paper presented at the 2nd International Conference on Nav-igation Lucks, Wroclaw, Poland, 20-22 May, 1986".