Mechanical properties of rocks / 
Institut Gornogo Dela Imeni A. A. Skochinskogo. 
 - Jerusalem :  Israel Program for Scientific Translations,  1968. 
 - viii, 176 p. :  ill. ;  24 cm. 
<br/><br/>Bibliography : p. 175-176. 
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<br/><br/><label>Subjects--Topical Terms: </label><br/>Rocks--Testing.<br/>Coal--Testing.