00351nam a2200145Ia 4500008004100000020001500041041001200056082001100068100001500079245003800094260003600132300000800168650001200176700001700188221030s9999    xx            000 0 und d  a8121914752  aEnglish  a105.23  aR. K. Puri 0aSolid State Physics & Electronics  bS. Chand & Co.aNew Delhic2008  a595  aPhysics  aV. K. Babbar