Tungsten  proceedings of the First International Tungsten Symposium, Stockholm, September 5-7, 1979 
edited ... by Mining Journal Books Limited in co-operation with the Primary Tungsten Association and the Consumer Reporting Group, co-sponsors of the symposium 
 - London  Mining Journal Books Limited  1979 
 - 181p. ill., maps 28cm 
<br/><br/><label>ISBN: </label>0900117214 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Tungsten--Congresses