Riaz, Muhammad, and Hafiz Muhammad Athar Farid. “Picture Fuzzy Aggregation Approach With Application to Third-Party Logistic Provider Selection Process”. Reports in Mechanical Engineering 3, no. 1 (June 25, 2022): 318-327. Accessed October 6, 2022. https://frontpres.rabek.org/index.php/asd/article/view/88.