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Isiwata, Takesi Normality and perfect mappings. (English) Zbl 0123.15904 Proc. Japan Acad. 39, 95-97 (1963). MSC: 54D15 54C10 × Cite Format Result Cite Review PDF Full Text: DOI
Hanai, Sitiro Inverse images of closed mappings. I-III. (English) Zbl 0104.39201 Proc. Japan Acad. 37, 298-301, 302-304, 457-458 (1961). × Cite Format Result Cite Review PDF Full Text: DOI