MF4;nica Ximenes C. da Cunha, et al. “Girassol: A Mobile App to Measure Levels of Nomophobia in Adolescents and Young People”. Global Journal of Computer Science and Technology, vol. 20, no. G4, Mar. 2020, pp. 33-45, https://computerresearch.org/index.php/computer/article/view/1937.