00249nam a2200097Ia 4500008004100000041000800041100001800049245001500067260006100082300000800143211209s1979    xx            000 0 und d  aeng  aRAJAGOPAL N R  aCSIR SAGA   aNEW DELHIbPUBLICATION AND INFORMATION DIRECTORATEc1979  a200