Rosenqvist, Terkel. <br/><br/>
Principles of extractive metallurgy /  
Terkel Rosenqvist. 
 - 2ª. ed. 
 - New York :   Mc Graw-Hill,   1983. 
 - XXI, 506 p. :   il. ;   25 cm. 
 - Mc Graw-Hill. Series in materials science and engineering .
 - Mc Graw-Hill. Series in materials science and engineering .