NIELSEN, R. W. Mathematical Analysis of the Historical Economic Growth with a Search for Takeoffs from Stagnation to Growth. Journal of Economics Library, [S. l.], v. 3, n. 1, p. 1–23, 2016. Disponível em: https://journals.econsciences.com/index.php/JEL/article/view/606. Acesso em: 14 mar. 2026.