SUN, Siyu. Analysis on Innovation Efficiency of High-tech Industries in the Three Coastal Economic Zones in Eastern China. Frontiers in Business, Economics and Management, [S. l.], v. 17, n. 2, p. 352–356, 2024. DOI: 10.54097/kke4z882. Disponível em: https://drpress.org/ojs/index.php/fbem/article/view/27701. Acesso em: 16 jul. 2026.