00502nam a2200169 a 450000500170000008200150001710000060003211000310003824500590006926000480012830000210017669000230019796400230022099700120024399900170025595200600027220251203091145.0  a500,PROb_  d_  aIndian Academy of Sciences  aProceeding of the Indian academy of sciences;vol.29&30  aBangalorebIndian Academy of Sciencesc1949  a463e353p.c22cm  aScience Proceeding  bENGLISHcdefg_  a31290 W  c32034d32034  02104070aPUbPUd1999-03-22l0o500,PRO _p31290yBK