00262nam a2200109Ia 4500008004100000082001400041100001500055245002800070250000900098260003700107300000800144240913s9999||||xx |||||||||||||| ||und||  a530 MAT/P  aM.S Mathew 0aB.Sc Subsidiary Physics  aNULL  bA.M PublishersaKozhikkodec1989  a235