00420pab a2200145 454500008004000000100002100040245006600061260000900127300001300136362002400149650002100173650001300194700002000207773004700227180718b2005   xxu||||| |||| 00| 0 eng d  aGabriel, S. John  aPassenger reservation system in the Indian railways - a study  c2005  ap.77-84.  aJan-Mar and Apr-Jun  aRailways - India  aRailways  aBabu, M. Suresh  aJournal of Institute of Public Enterprises