Jokar, Faezeh, Mohammad Jalali Varnamkhasti, and Abdollah Hadi Vencheh. “A Glimpse of Input Congestion Methods in Data Envelopment Analysis”. Journal of Intelligent Decision and Computational Modelling 1, no. 2 (June 16, 2025): 107–137. Accessed December 12, 2025. https://www.jidcm.reapress.com/journal/article/view/68.