GUO, Yunhao; LIN, Kangzhe. A Study on the Impact of Intellectual Property Protection on Regional Innovation Efficiency Based on Mediation Effects: Evidence from China. Highlights in Business, Economics and Management, [S. l.], v. 33, p. 678–688, 2024. DOI: 10.54097/nevnwn30. Disponível em: https://drpress.org/ojs/index.php/HBEM/article/view/21097. Acesso em: 27 jun. 2026.