@article{Le_2023, title={Building a fluid mechanics multiple-choice test program for smartphones with android operating system}, volume={26}, url={http://stdj.scienceandtechnology.com.vn/index.php/stdj/article/view/4025}, DOI={https://doi.org/10.32508/stdj.v26i1.4025}, number={1}, journal={Science and Technology Development Journal}, author={Le, Duc}, year={2023}, month={Mar.}, pages={2637-2644}