MARTIN, P. L. Migration and US economic competitiveness. Migration Letters, London, UK, v. 10, n. 2, p. 125–143, 2013. DOI: 10.59670/ml.v10i2.139. Disponível em: https://migrationletters.com/index.php/ml/article/view/139. Acesso em: 3 jul. 2024.