Pazuchanics, M. J. <br/><br/>
Use of adaptive signal processing techniques to discriminate between coal cutting and rock cutting / 
by M.J. Pazuchanics and G.L. Mowrey. 
 - Washington, D.C. :  U.S. Dept. of the Interior, Bureau of Mines,  1991. 
 - 13 p. :  ill. ;  28 cm. 
 - Information circular ;  9269 .
 - Information circular (United States. Bureau of Mines) ;  9269. .
<br/><br/>Includes bibliographical references (p. 13). 
<br/><br/><label>LCCN: </label>91012994  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Coal-mining machinery--Automation.<br/>Adaptive signal processing.
<br/><br/><label>LC Class. No.: </label>TN295  TN813  / .U4 no. 9269 
<br/><br/><label>Dewey Class. No.: </label>622 s  622/.334 
<br/><br/><label>Gov. Doc. Class. No.: </label>I 28.27:9269