Gupta, R. N. <br/><br/>
Investigations into the compressibility of stowingmaterials and the parameters affecting it / 
R. N. Gupta, Dr. B. Singh and Dr. K. N. Sinha 
 - Dhanbad :  Central Mining Research Station,  1972 
 - 132 p. :  ill. ;  21 cm. 
<br/><br/><label>Dewey Class. No.: </label>622.(54)