SHAW, Vinay Kumar; GUHA, Banhi; BISWAS, Sanjib. A Multi-period Assessment of Firm Efficiency in the Stock Market using the DEA Approach. Applied Decision Analytics , [S. l.], v. 2, n. 1, p. 181–203, 2026. Disponível em: https://ada-journal.org/index.php/ada/article/view/21. Acesso em: 15 apr. 2026.