1.
Pachar N, Gupta A, Jha P. Bi-level programming DEA approach for efficiency evaluation: A case study of Indian electronics retail stores. YUJOR [Internet]. 2020 Nov. 1 [cited 2025 Aug. 26];30(4):461-8. Available from: https://yujor.erc.fon.bg.ac.rs/index.php/yujor/article/view/640