@article{BMMS_2001_24_2_a1,
     author = {R.A. Mahmoud and A.A. Nasef},
     title = {Regularity and {Normality} via {Ideals}},
     journal = {Bulletin of the Malaysian Mathematical Society},
     year = {2001},
     volume = {24},
     number = {2},
     url = {http://geodesic.mathdoc.fr/item/BMMS_2001_24_2_a1/}
}