死亡率-生育率:描述1940-1975年美国人口变化的有用指标。

{"title":"死亡率-生育率:描述1940-1975年美国人口变化的有用指标。","authors":"G A Schnell, M S Monmonier","doi":"","DOIUrl":null,"url":null,"abstract":"","PeriodicalId":84810,"journal":{"name":"Geographical survey","volume":"8 2","pages":"21-30"},"PeriodicalIF":0.0000,"publicationDate":"1979-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":"0","resultStr":"{\"title\":\"The mortality-fertility ratio: a useful measure for describing demographic change in the United States, 1940-1975.\",\"authors\":\"G A Schnell, M S Monmonier\",\"doi\":\"\",\"DOIUrl\":null,\"url\":null,\"abstract\":\"\",\"PeriodicalId\":84810,\"journal\":{\"name\":\"Geographical survey\",\"volume\":\"8 2\",\"pages\":\"21-30\"},\"PeriodicalIF\":0.0000,\"publicationDate\":\"1979-01-01\",\"publicationTypes\":\"Journal Article\",\"fieldsOfStudy\":null,\"isOpenAccess\":false,\"openAccessPdf\":\"\",\"citationCount\":\"0\",\"resultStr\":null,\"platform\":\"Semanticscholar\",\"paperid\":null,\"PeriodicalName\":\"Geographical survey\",\"FirstCategoryId\":\"1085\",\"ListUrlMain\":\"\",\"RegionNum\":0,\"RegionCategory\":null,\"ArticlePicture\":[],\"TitleCN\":null,\"AbstractTextCN\":null,\"PMCID\":null,\"EPubDate\":\"\",\"PubModel\":\"\",\"JCR\":\"\",\"JCRName\":\"\",\"Score\":null,\"Total\":0}","platform":"Semanticscholar","paperid":null,"PeriodicalName":"Geographical survey","FirstCategoryId":"1085","ListUrlMain":"","RegionNum":0,"RegionCategory":null,"ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":null,"EPubDate":"","PubModel":"","JCR":"","JCRName":"","Score":null,"Total":0}