Popul Stud (Camb). 1973 Jul;27(2):335-52. doi: 10.1080/00324728.1973.10405714.
Abstract An increasing population facilitates individual mobility. One of the consequences of moving towards the inevitable stationary population is that mobility will become more difficult.
摘要 人口增长促进了个人流动。向不可避免的静止人口转变的后果之一是，流动性将变得更加困难。
Zotero 插件