Hung, Pham Ngoc, Pham Van Chung, and Le Thi Thanh An. 2019. “Multilevel Multinomial Logit Model to Study Individual Migration Decision in Viet Nam”. Science & Technology Development Journal: Economics- Law & Management 3 (1), 45-51. https://doi.org/https://doi.org/10.32508/stdjelm.v3i1.539.