Thi, Nga Dinh, Tho Huynh Thi, and Van Thi Thanh Ho. “Installation and Set up the Smart Water-Saving Irrigation Techniques for Coffee Farm: The Case Study in Vietnam”. International Journal of Advanced Engineering Research and Science 6, no. 12 (December 7, 2019). Accessed May 2, 2024. https://journal-repository.com/index.php/ijaers/article/view/1509.