Impact of Transport and Communication Expenditure on Economic Growth in Nigeria, 1981-2022. Lapai Journal of Economics, [S. l.], v. 8, n. 2, p. 44–55, 2024. Disponível em: https://ibbujournals.com.ng/index.php/lje/article/view/1379. Acesso em: 1 jul. 2025.