00350nam a2200145Ia 4500008004100000020001500041040003000056082001500086100001600101245002000117250000800137260002400145300001100169650002400180190302s9999||||xx |||||||||||||| ||und||  c100a12345  aKharagpur College Library  a400.1bDEY  aDey, Ramesh  aOptical Physics  a3rd  bTataaKolkatac2000  a500 p.  aPhysics Mathematics