@article{MASLO_1987_37_3_a3,
author = {Ewert, Janina},
title = {On points of lower and upper quasi-continuity of multivalued maps},
journal = {Mathematica slovaca},
pages = {255--261},
year = {1987},
volume = {37},
number = {3},
mrnumber = {1127109},
zbl = {0637.54016},
language = {en},
url = {http://geodesic.mathdoc.fr/item/MASLO_1987_37_3_a3/}
}
Ewert, Janina. On points of lower and upper quasi-continuity of multivalued maps. Mathematica slovaca, Tome 37 (1987) no. 3, pp. 255-261. http://geodesic.mathdoc.fr/item/MASLO_1987_37_3_a3/
[1] CROSSLEY S. C., HILDEBRAND S. K.: Semi-closure. Texas J. Sci. 22 (1971), 99-112.
[2] CROSSLEY S. C, HILDEBRAND S. K.: Semi-closed sets and semicontinuity in topological spaces. Texas J. Sci. 22 (1971), 123-126.
[3] ENGELKING R.: General Topology. Warszawa 1977. | MR | Zbl
[4] EWERT J.: On quasi-continuous and cliquish maps with values in uniform spaces. Bull. Polish Acad. Sci. Math. 32(1984), 81-88. | MR | Zbl
[5] EWERT J., LIPSKI T.: Quasi-continuous multivalued mappings. Math. Slovaca 33 (1983), 69-74. | MR | Zbl
[6] FORT M. K.: Points of continuity of semicontinuous functions. Public. Math. Debrecen 2 (1951), 100-102. | MR
[7] LEVINE N. L.: Semi-open sets and semi-continuity in topological spaces. Amer. Math. Monthly 70 (1963), 36-41. | MR | Zbl
[8] NEUBRUNN T.: On quasicontinuity of multifunctions. Math. Slovaca 32 (1982), 147-154. | MR | Zbl
[9] NJASTAD O.: On some classes of nearly open sets. Pacific J. Math. 15 (1965), 961-970. | MR | Zbl
[10] NOIRI T.: A note on semicontinuous mappings. Atti. Accad. Naz. Lincei Rend. CI. Sci. Fis. Mat. Natur. 55 (1974), 400-403. | MR
[11] POPA V.: Asupra unor proprietâti multifunctiilor cvasicontinue şi aproape continue. St. Cere. Mat. 30 (1978), 441-446. | MR