1. Some types of factor mappings and the relations between classes of topological spaces;Arhangelśkii;Soviet Math. Dokl.,1963
2. Ordinal invariants for topological spaces;Archangelśkii;Mich. Math. J.,1968
3. The coreflective subcategory of sequential spaces;Baron;Canad. Math. Bul.,1968
4. Linear s-spaces;Boehme,1965
5. On sequential convergence;Dudley;Trans. Amer. Math. Soc.,1964