Hydrological problems arising from the development of energy  A preliminary report 
Davis H. George and Velikanov A. L. 
 - Paris, France  UNESCO/  1979 
 - 32 P. 
<br/><br/><label>ISBN: </label>92-3-101685-7 
<br/><br/><label>LC Class. No.: </label>GB 651  / :D38 1979