BARTKUS, Algirdas. Efficient Indexation of Social Insurance Pensions. Lithuanian Journal of Statistics, [S. l.], v. 49, n. 1, p. 34–39, 2010. DOI: 10.15388/LJS.2010.13945. Disponível em: https://www.journals.vu.lt/statisticsjournal/article/view/13945.. Acesso em: 4 may. 2024.