1. Sur les fonctions quasicontinues;Kempisty;Fund. Math.,1932
2. Separating sets by quasi-continuous functions;Kowalewski;Atti Semin. Mat. Fis. Univ. Modena Reggio Emilia,2005
3. Semi-open sets and semi-continuity in topological spaces;Levine;Amer. Math. Monthly,1963
4. On the limits of strong Świa̧tkowski functions;Maliszewski;Zeszyty Nauk. Politech. Łódz. Mat.,1995
5. Darboux Property and Quasi-Continuity. A Uniform Approach;Maliszewski,1996