{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,4,6]],"date-time":"2026-04-06T09:20:00Z","timestamp":1775467200069,"version":"3.50.1"},"reference-count":10,"publisher":"Canadian Mathematical Society","license":[{"start":{"date-parts":[[2018,11,20]],"date-time":"2018-11-20T00:00:00Z","timestamp":1542672000000},"content-version":"unspecified","delay-in-days":22603,"URL":"https:\/\/www.cambridge.org\/core\/terms"}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["Can. j.\n                        math."],"published-print":{"date-parts":[[1957]]},"abstract":"<jats:p>A. H. Stone (9), E. Michael (3, 4), J. L. Kelley and J. S. Griff en (2) have\n                        established many necessary and sufficient conditions that a regular\n                        Hausdorff space be paracompact. It is the purpose of this note to show that\n                        if the word \u201ccountable\u201d is inserted in the appropriate places in the\n                        above-mentioned conditions they become, in general, necessary and sufficient\n                        conditions that a normal space be countably paracompact.<\/jats:p>","DOI":"10.4153\/cjm-1957-052-5","type":"journal-article","created":{"date-parts":[[2010,12,7]],"date-time":"2010-12-07T23:24:44Z","timestamp":1291764284000},"page":"443-449","source":"Crossref","is-referenced-by-count":15,"title":["On Countably Paracompact Normal Spaces"],"prefix":"10.4153","volume":"9","author":[{"given":"M. J.","family":"Mansfield","sequence":"first","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"2643","published-online":{"date-parts":[[2018,11,20]]},"reference":[{"key":"S0008414X00044813_ref006","first-page":"60","article-title":"Star-finite coverings and the star-finite property","volume":"1","author":"Morita","year":"1948","journal-title":"Math. Japonicae"},{"key":"S0008414X00044813_ref003","doi-asserted-by":"publisher","DOI":"10.1090\/S0002-9939-1953-0056905-8"},{"key":"S0008414X00044813_ref009","doi-asserted-by":"publisher","DOI":"10.1090\/S0002-9904-1948-09118-2"},{"key":"S0008414X00044813_ref008","first-page":"197","article-title":"A necessary and sufficient condition for metrisability of a topological space","volume":"77","author":"Smirnov","year":"1951","journal-title":"Doklady Akad. Nauk SSSR. N.S."},{"key":"S0008414X00044813_ref001","doi-asserted-by":"publisher","DOI":"10.4153\/CJM-1951-026-2"},{"key":"S0008414X00044813_ref002","author":"Kelley","year":"1955"},{"key":"S0008414X00044813_ref004","unstructured":"Michael E. , Another note on paracompact spaces, to appear in Proc. Amer. Math. Soc."},{"key":"S0008414X00044813_ref005","doi-asserted-by":"publisher","DOI":"10.2307\/1969615"},{"key":"S0008414X00044813_ref010","author":"Tukey","year":"1940"},{"key":"S0008414X00044813_ref007","first-page":"23","article-title":"A class of topological spaces","volume":"4","author":"Shirota","year":"1952","journal-title":"Osaka Math. J."}],"container-title":["Canadian Journal of Mathematics"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/www.cambridge.org\/core\/services\/aop-cambridge-core\/content\/view\/S0008414X00044813","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2019,6,7]],"date-time":"2019-06-07T19:00:06Z","timestamp":1559934006000},"score":1,"resource":{"primary":{"URL":"https:\/\/www.cambridge.org\/core\/product\/identifier\/S0008414X00044813\/type\/journal_article"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[1957]]},"references-count":10,"alternative-id":["S0008414X00044813"],"URL":"https:\/\/doi.org\/10.4153\/cjm-1957-052-5","relation":{},"ISSN":["0008-414X","1496-4279"],"issn-type":[{"value":"0008-414X","type":"print"},{"value":"1496-4279","type":"electronic"}],"subject":[],"published":{"date-parts":[[1957]]}}}