List of Articles Narzullayeva Umida Raxmatullayevna Article 1 - Multidimensional Performance Assessment in Financial Contact Centers: An Interval-Valued Fuzzy Logic Approach to Debt Recovery Optimization https://doi.org/10.71602/tfss.2026.1213066 Muhammad Kamran Muhammad Tahir Muhammad Farman Narzullayeva Umida Raxmatullayevna Aseel Smerat Transactions on Fuzzy Sets and Systems , Upcoming Articles