Verma,Ajit Ram <br/><br/>
National measurements and standards 

 -  National Phy. Lab.  1987 
 - xiii,202p. 
<br/><br/><label>ISBN: </label> 0 
<br/><br/><label>Subjects--Topical Terms: </label><br/>PHYSICS
<br/><br/><label>Dewey Class. No.: </label>530  / VER