D. Andrijevic, On b-open sets, Mat. Vesnik 48 (1996), 59-64.
H. Corson and E. Michael, Metrizability of certain countable unions, Illinois J. Math. 8 (1964), 351-360.
J. Dugundji, Topology, Allyn and Bacon, Boston, Mass. (1966).
[+]
D. Andrijevic, On b-open sets, Mat. Vesnik 48 (1996), 59-64.
H. Corson and E. Michael, Metrizability of certain countable unions, Illinois J. Math. 8 (1964), 351-360.
J. Dugundji, Topology, Allyn and Bacon, Boston, Mass. (1966).
D. Gauld, M. Mrsevic, I. L. Reilly and M. K. Vamanamurthy, Continuity properties of functions, Coll. Math. Soc. Janos Bolyai 41 (1983), 311-322.
Levine, N. (1963). Semi-Open Sets and Semi-Continuity in Topological Spaces. The American Mathematical Monthly, 70(1), 36. doi:10.2307/2312781
P. E. Long and L. L. Herrington, Strongly $theta$-continuous functions, J. Korean Math. Soc. 18 (1981), 21-28.
P. E. Long and L. L. Herrington, The $T_theta$-topology and faintly continuous functions, Kyungpook Math. J. 22 (1982), 7-14.
S. N. Maheshwari and S. S. Thakur, On $alpha$-irresolute mappings, Tamkang J. Math. 11 (1980), 209-214.
R. A. Mahmoud, M. E. Abd El-Monsef and A. A. Nasef, Some forms of strongly $mu$-continuous functions, $mu in alpha$-irresolute, open, closed, Kyungpook Math. J. 36 (1996), 143-150.
A. S. Mashhour, M. E. Abd El-Monsef and S. N. El-Deeb, On precontinuous and weak precontinuous mappings, Proc. Math. Phys. Soc. Eygpt 53 (1982), 47-53.
Nasef, A. A. (2009). Recent progress in the theory of faint continuity. Mathematical and Computer Modelling, 49(3-4), 536-541. doi:10.1016/j.mcm.2008.05.007
A. A. Nasef and T. Noiri, Strong forms of faint continuity, Mem. Fac. Sci. Kochi Univ. Ser. A. Math. 19 (1998), 21-28.
Njȧstad, O. (1965). On some classes of nearly open sets. Pacific Journal of Mathematics, 15(3), 961-970. doi:10.2140/pjm.1965.15.961
T. Noiri, On $delta$-continuous functions, J. Korean Math. Soc. 16 (1980), 161-166.
T. Noiri and V. Popa, Weak forms of faint continuity, Bull. Math. Soc. Sci. Math. R. S. Roumanie 34 (82) (1990), 263- 270.
Reilly, I. L., & Vamanamurthy, M. K. (1985). On α-continuity in topological spaces. Acta Mathematica Hungarica, 45(1-2), 27-32. doi:10.1007/bf01955019
Veličko, N. V. (1968). 𝐻-closed topological spaces. Eleven Papers on Topology, 103-118. doi:10.1090/trans2/078/05
[-]