CHEN, Yu-Chuan; LEE, Pin Ruei; CHIU, Yung-Ho. The Efficiency of Non-Homogeneity Security Firms in Taiwan. Panoeconomicus, [S. l.], v. 64, n. 3, p. 353–370, 2017. DOI: 10.2298/PAN130518032C. Disponível em: http://panoeconomicus.org/index.php/jorunal/article/view/442. Acesso em: 5 dec. 2025.