00271nam a2200109Ia 4500008004100000020001500041041000800056100001600064245004800080260002500128300000800153211209s2006 xx 000 0 und d a8122414923 aeng aNAMBIAR K R aLASERS: PRINCIPLES, TYPES AND APPLICATIONS  aNEW DELHIbPHIc2006 a772