Sianturi M, Nurhayati. The Effects of Smartphone on Students’ Learning at National Dong Hwa University. JEVR [Internet]. 2019 Apr. 7 [cited 2026 Oct. 28];9(2):9-14. Available from: https://www.amhinternational.com/jevr/article/view/4599-the-effects-of-smartphone-on-students-learning-at-national-dong-hwa-university