Bi-quotient maps, countably bi-sequential spaces and related topics

Alexandroff, 1929, Mémoire sur les espaces topologiques compacts, Verh. Akad. Wetensch., 14, 1 Arhangel'skil̆, 1963, Some types of factor mappings and the relations between classes of topological spaces, Dokl. Akad. Nauk SSSR, 153, 743 Arhangel'skil̆, 1963, Some types of factor mappings and the relations between classes of topological spaces, Soviet Math. Dokl., 4, 1726 Arhangel'skil̆, 1965, Bicompact sets and the topology of spaces, Trudy Moskov Mat. Obs̆c̆., 13, 3 Arhangel'skil̆, 1965, Bicompact sets and the topology of spaces, Trans. Moscow Math. Soc., 1 T.K. Boehme and M. Rosenfeld, An example of two compact Hauesdorff Frécnet spaces whose product is not Frécnet, to appear. Burke, 1970, Subparacompact spaces, Proc. Wash. State Univ. Conf. on General Topology, 39 Cohen, 1954, Spaces with weak topology, Quart. J. Math. Oxford Ser., 5, 77, 10.1093/qmath/5.1.77 Engelking, 1968, On the double circumference of Alexandroff, Bull. Acad. Polon. Sci., Sér. Sci. Math., Astron., Phys., 16, 629 Filippov, 1969, Quotient spaces and multiplicity of a base, Mat. Sb., 80, 521 Filippov, 1969, Quotient spaces and multiplicity of a base, Math. USSR-Sb., 9, 487, 10.1070/SM1969v009n04ABEH001291 Fine, 1960, Extensions of continuous functions in βN, Bull. Amer. Math. Soc., 66, 376, 10.1090/S0002-9904-1960-10460-0 Franklin, 1965, Spaces in which sequences suffice I, Fund. Math., 57, 107, 10.4064/fm-57-1-107-115 Franklin, 1967, Spaces in which sequences suffice II, Fund. Math., 61, 51, 10.4064/fm-61-1-51-56 Gillman, 1960 Hájek, 1966, Notes on quotient maps, Comment. Math. Univ. Carolinae, 7, 319 Martin, 1970, Internal Cohen extensions, Ann. Math. Logic, 2, 143, 10.1016/0003-4843(70)90009-4 McDougle, 1988, A theorem on quasi-compact mappings, Proc. Amer. Math. Soc., 9, 474, 10.1090/S0002-9939-1958-0095469-4 Michael, 1963, The product of a normal space and a metric space need not be normal, Bull. Amer. Math. Soc., 69, 375, 10.1090/S0002-9904-1963-10931-3 Michael, 1964, A note on closed maps and compact sets, Israel J. Math., 2, 173, 10.1007/BF02759940 Michael, 1968, Local compactness and cartesian products of quotient maps and k-spaces, Ann. Inst. Fourier, 18, 281, 10.5802/aif.300 Michael, 1968, Bi-quotient maps and cartesian products of quotient maps, Ann. Inst. Fourier, 18, 287, 10.5802/aif.301 Michael, 1971, A theorem on perfect maps, Proc. Amer. Math. Soc., 28, 633 Michael, 1972, A quintuple quotient quest, Gen. Topology Appl., 2, 91, 10.1016/0016-660X(72)90040-2 Morita, 1964, Products of normal spaces with metric spaces, Math. Ann., 154, 365, 10.1007/BF01362570 Morita, 1971, Results related to closed images of M-spaces I, Proc. Japan Acad., Vol. 47, 1004, 10.3792/pja/1195526315 Nagata, 1969, Quotient and bi-quotient spaces of M-spaces, Proc. Japan Acad., 45, 25, 10.3792/pja/1195520897 Siwiec, 1971, Relations among certain mappings and conditions for their equivalence, Gen. Topology Appl., 1, 33, 10.1016/0016-660X(71)90108-5 Siwiec, 1971, Sequence-covering and countably bi-quotient mappings, Gen. Topology Appl., 1, 143, 10.1016/0016-660X(71)90120-6