Hong Dien, Le, Nguyen Phuc Son, Pham Hoang Uyen, and Le Van Hinh. 2019. “On a Segmentation of Coopextra Customers in Thu Duc District”. Science & Technology Development Journal: Economics- Law & Management 3 (1), 28-36. https://doi.org/https://doi.org/10.32508/stdjelm.v3i1.537.