Yayan, Emriye Hilal, Yeliz Suna Dağ, Mehmet Emin Düken, and Ayşegül Ulutaş. 2019. “Investigation of Relationship Between Smartphone Addiction and Internet Addiction in Working Children in Industry”. Journal of Human Sciences 16 (1):143-54. https://www.j-humansciences.com/ojs/index.php/IJHS/article/view/5397.