GUO, Guanlin; CHEN, Zixin; XU, Tongchun. A study on the innovation efficiency of high-tech listed companies in China - Analysis based on three-stage DEA with Malmquist index. Highlights in Business, Economics and Management, [S. l.], v. 18, p. 418–427, 2023. DOI: 10.54097/hbem.v18i.12788. Disponível em: https://drpress.org/ojs/index.php/HBEM/article/view/12788. Acesso em: 30 jul. 2026.