MURKOWSKI, Radosław. The State and Perspectives of the World Population Aging Process. Acta Universitatis Lodziensis. Folia Oeconomica, [S. l.], v. 2, n. 347, p. 7–21, 2020. DOI: 10.18778/0208-6018.347.01. Disponível em: https://czasopisma.uni.lodz.pl/foe/article/view/3944. Acesso em: 14 mar. 2025.