@article{BMMS_2005_28_1_a2,
     author = {R.K. Saraf and Govindappa Navalagi and Meena Khanna},
     title = {On {Fuzzy} {Semi-pre-generalized} {Closed} {Sets}},
     journal = {Bulletin of the Malaysian Mathematical Society},
     year = {2005},
     volume = {28},
     number = {1},
     url = {http://geodesic.mathdoc.fr/item/BMMS_2005_28_1_a2/}
}