___

• Abd El-Monsef, M.E, S. N. El-Deeb and R. A. Mahmoud, mapping, Bull. Fac. Sci. Assiut Univ., 12(1) (1983), 77–90. -open sets and -continuous
• Al-Omari, A. and T. Noiri, A topology via M-local functions in ideal m-spaces, Questions Answers General Topology, 30 (2012), 105–114.
• Al-Zoubi, K. and B. Al-Nashef, The topology of -open subsets, Al-Manarah, 9(2) (2003), 169–179.
• Andrijevic, D., On b-open sets, Mat. Vesnik, 48 (1996), 59–64.
• Ganster, M. and D. Andrijevic, On some questions concerning semi-preopen sets, J. Inst. Math. Comput. Sci. Ser. Math., 1(2) (1988), 65–75.
• Hdeib, H. Z., -closed mappings, Rev. Colomb. Mat., 16 (1982), 65–78.
• Jankovic; D. and T. R. Hamlett, New topologies from old via ideals, Amer. Math. Monthly, 97(1990), 295–310.
• Levine, N., Semi-open sets and semi-continuity in topological spaces, Amer. Math. Monthly, 70(1963), 36–41.
• Mashhour, A. S., M. E. Abd El-Monsef and S. N. El-Deep, On precontinuous and weak precontinuous mappings, Proc. Math. Phys. Soc. Egypt, 53 (1982), 47–53.
• Njåstad, O., On some classes of nearly open sets, Paci…c J. Math., 15(3) (1965), 961–970.
• Noiri T. and V. Popa, The uni…ed theory of certain types of generalizations of Lindel•of spaces, Demonstratio Math., 43(1) (2010), 203–212.