YAO, Jiahui. Smart City Pilot Policy and Urban Productivity in China: Based on Difference-in-Differences Model. Transactions on Economics, Business and Management Research, [S. l.], v. 7, p. 393–401, 2024. DOI: 10.62051/gzyx7251. Disponível em: https://wepub.org/index.php/TEBMR/article/view/1917. Acesso em: 21 jul. 2026.