“A Partial Delivery Bi-Objective Vehicle Routing Model with Time Windows and Customer Satisfaction Function”, Mediterr. J. Soc. Sci., vol. 7, no. 4 S2, p. 102, Sep. 2016, Accessed: Dec. 25, 2024. [Online]. Available: https://www.richtmann.org/journal/index.php/mjss/article/view/9510