@article{ASUO_2009_XVII_2_a3,
     author = {
						S.M. Al-Areefi},
     title = {
							{Operation-separation} axioms in bitopological spaces
						},
     journal = {Analele Universit\u{a}\c{t}ii "Ovidius" Constan\c{t}a Seria Matematic\u{a}},
     publisher = {mathdoc},
     volume = {XVII},
     number = {2},
     year = {2009},
     url = {http://geodesic.mathdoc.fr/item/ASUO_2009_XVII_2_a3/}
}