Polymetallic massive sulphides and cobalt-rich ferromanganese crusts:  status and prospects 

 - Kingston:  International Seabed Authority,  2002. 
 - 116 p.  ill., maps  28 cm. 
 - ISA technical study  no. 2 .
<br/><br/>Includes bibliographical references 
<br/><br/><label>ISBN: </label>9766104670 9789766104672 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Oceanography--Research.<br/>Marine mineral resources.