00334nam a2200121 a 450000500170000000800410001702000150005804100080007310000190008124500550010026400430015530000140019820260717092118.0260717s2006    ii            000 0 eng d  a8121910951  aeng1 aGhoshal, S. N.10aAtomic Physics :bModern Physics /cGhoshal, S. N. 1aNew Delhi :bS.Chand & Company,c2006.  axix,725p.