Zipf, R. Karl. <br/><br/>
MULSIM/NL application and practitioner's manual / 
by R. Karl Zipf, Jr. 
 - Washington, D.C. :  U.S. Dept. of the Interior,  1992. 
 - ii, 48 p. :  ill. 
 - Information circular ;  9322 .
 - United States.  Bureau of Mines.   Information circular ;  9322 .
 - Information circular (United States. Bureau of Mines) ;  9322 .
<br/><br/><label>LCCN: </label>91047134  
<br/><br/><label>Subjects--Uniform Titles: </label><br/>MULSIM/NL.
<br/><br/><label>Subjects--Topical Terms: </label><br/>Ground control (Mining)--Computer simulation.