[1] |
Brown, R.,Elements of modern topology, McGraw-Hill, London, 1968. · Zbl 0159.52201 |
[2] |
Clifford, A. H. and G. B. Preston,The algebraic theory of semigroups I, Amer. Math. Society, Providence, R. I., 1961. · Zbl 0111.03403 |
[3] |
Dugundji, J.,Topology, Allyn and Bacon, Boston, 1966. |
[4] |
Lawson, J. and B. Madison,On congruences and cones, Math. Zeitschrift 120 (1971), 18–24. · Zbl 0206.12004 · doi:10.1007/BF01109714 |
[5] |
Madison, B.,Congruences in topological semigroups, Proceedings of Second Florida Symposium on Semigroups and Automata, 1971. · Zbl 0206.12004 |
[6] |
Michael, E., Bi-quotient maps and cartesian products of quotient maps, Ann. Inst. Fourier Grenoble 18 (1968), 287–302. · Zbl 0175.19704 |
[7] |
McCord, M. C.,Classifying spaces and infinite symmetric products, Trans. Amer. Math. Soc. 146 (1969), 273–298. · Zbl 0193.23604 · doi:10.1090/S0002-9947-1969-0251719-4 |
[8] |
Michael, E.,A note on closed maps and compact sets, Israel J. Math. 2 (1964), 173–176. · Zbl 0136.19303 · doi:10.1007/BF02759940 |
[9] |
Steenrod, N.,A convenient category of topological spaces, Mich. Math. J. 14 (1967), 133–152. · Zbl 0145.43002 · doi:10.1307/mmj/1028999711 |
[10] |
Vogt, R. M.,Convenient categories of topological spaces for homotopy theory, Archiv der Math. XXII (1971), 545–555. · Zbl 0237.54001 · doi:10.1007/BF01222616 |