ISBN 9814307866==References====External links==* Academic profile at the Pontifical Academy of Sciences* Dan David Prize laureate 2005* Prof. CNR Rao @ JNCASR* Jawaharlal Nehru Centre for Advanced Scientific Research* C.N.R.
* Academic profile at the Pontifical Academy of Sciences* Dan David Prize laureate 2005* Prof. CNR Rao @ JNCASR* Jawaharlal Nehru Centre for Advanced Scientific Research* C.N.R.