Roslah Arsad, Zaidi Isa, Ezzah Suraya Sarudin, Budi Halomoan Siregar, Mohammad Nasir Abdullah. Evidence of Malaysian Company Performance using Copula and Stochastic Frontier Analysis During the COVID-19 Pandemic. J. Adv. Res. Appl. Sci. Eng. Tech. [Internet]. 2023 Oct. 19 [cited 2024 Nov. 24];33(1):256-6. Available from: https://semarakilmu.com.my/journals/index.php/applied_sciences_eng_tech/article/view/3307