00371nam a2200109Ia 4500008004100000082002200041100002700063245011000090260001500200260003700215260000900252210828s9999    xx            000 0 und d  aB  .Q1410          a"Kavitha, S          " 0aStudy on B*-Closed Sets                                                                                    aCoimbatore  b PSG College of Arts and Science  c2014