00271nam a2200109Ia 4500008004100000082001300041100001300054245002600067250001300093260004700106300000800153191201s2011    xx            000 0 und d  a530bGAB  aGAUR, RK 0aBasic Applied physics  a18th Rep  c2011bDhanpat Rai Pubns (P) LtdaNEW DELHI  a613