Indian standard methods of test for soils Part XXXIV  determination of density of soil in-place by rubber -balloon method 

 - New Delhi  Indian standards institution  1972 
<br/><br/><label>Subjects--Index Terms: </label>IS:2720(Part XXXIV)-1972 
<br/><br/><label>Dewey Class. No.: </label>624.131.431.5