Journal of hydraulic research/ 
International association for hydraulic research 
 - Number 2 Volume 19 
 - Netherlands:  International association for hydraulic research  1981 
 - various pages:  illustrations; 
<br/><br/><br/>In English 
<br/><br/> Pbk. 
<br/><br/><label>ISSN: </label>0022 - 1686 
<br/><br/><label>Dewey Class. No.: </label>621.2 HYD 1981