KOVAČEVIĆ, Dražen; MACURA, Arijana; MAKOVIĆ, Branko. Computer Assisted Telephone Applications. Promet - Traffic&Transportation, [S. l.], v. 11, n. 5, p. 287–292, 2012. Disponível em: https://traffic2.fpz.hr/index.php/PROMTT/article/view/2346. Acesso em: 26 aug. 2025.