00302nam a2200121Ia 4500008004000000082001300040100001900053245002800072250000500100260003600105300001200141650002700153210210b1976   xxu||||| |||| 00| 0 eng d  a531 PRAR  aSATYA PRAKASH.  aRelativistic mechanics.  a  aMeerutbPragati Prakashanc1976  avii,428  aRelativistic Mechanics