International Association for Hydraulic Research <br/><br/>
Comptes-rendus - Proceedings 

 - U.N.E.S.C.O.  Canada  1959 
 - 28p. chapter+  fig. 
 - Volume  IV .
<br/><br/><label>Nat. Bib. No.: </label>1815 
<br/><br/><label>Universal Decimal Class. No.: </label>532.1  / COM