00442nam a22001217a 4500008004100000040005500041080002600096245010800122260001800230500003500248650001700283653002000300230526b        |||||||| |||| 00| 0 eng d  aNational Science LibrarycNational Science Library  aR 016:547]:082.2 bL0  aPresented to professor T.R Seshadri, F.R.S on the occasion of his seventieth birthday c/ His Students   aDelhi: c1970  aVol, 1 (Souvenir) ; viii, 72p.  aBibliography  aResearch paper