Potyra, Maciej. “Life Expectancy and Lifespan Inequality: A Perfect Linear Correlation? Analysis of the Relationship With a Particular Emphasis on the Case of Countries Going through the Life Expectancy Stagnation Period”. Studia Demograficzne, no. 1(175) (December 1, 2019): 63–80. Accessed November 22, 2024. https://econjournals.sgh.waw.pl/SD/article/view/2337.