Ahmad, Muhammad Fawad, Muhammad Ishtiaq, Kashif Hamid, Muhammad Usman Khurram, and Ali Nawaz. “Data Envelopment Analysis and Tobit Analysis for Firm Efficiency in Perspective of Working Capital Management in Manufacturing Sector of Pakistan”. International Journal of Economics and Financial Issues 7, no. 2 (May 5, 2017): 706–713. Accessed December 22, 2024. https://mail.econjournals.com/index.php/ijefi/article/view/3660.