Existence Theorem for the Prices Fixed Point Problem of the Overlapping Generations Model, Via Metric Spaces Endowed with a Graph. Studia Universitatis Vasile Goldiș Arad, Seria Științe Economice, [S. l.], v. 24, n. 2, p. 57–65, 2014. Disponível em: https://publicatii.uvvg.ro/index.php/studiaeconomia/article/view/278. Acesso em: 17 apr. 2026.