Refbacks

  • There are currently no refbacks.


Copyright (c) 2018 Nguyễn Quốc Định

Creative Commons License
This work is licensed under a Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International License.
Editorial Office of DLU Journal of Science
Room.15, A25 Building, 01 Phu Dong Thien Vuong Street, Dalat, Lamdong
Email: tapchikhoahoc@dlu.edu.vn - Phone: (+84) 263 3 555 131

Creative Commons License
Based on Open Journal Systems
Developed by Information Technology Department