@article{DBLP:journals/ijar/LashinKKM05,
author = {E. F. Lashin and
A. M. Kozae and
A. A. Abo Khadra and
T. Medhat},
title = {Rough set theory for topological spaces},
journal = {Int. J. Approx. Reasoning},
volume = {40},
number = {1-2},
year = {2005},
pages = {35-43},
ee = {http://dx.doi.org/10.1016/j.ijar.2004.11.007},
bibsource = {DBLP, http://dblp.uni-trier.de}
}