Tica, Slaven, Valentina Radojičić, Goran Marković, and Dejan Marković. “Modelling for Evaluations of Call Center for Public Traffic and Transport Systems”. Technological and Economic Development of Economy 17, no. 1 (March 17, 2011): 116-132. Accessed November 23, 2024. https://jau.vgtu.lt/index.php/TEDE/article/view/5305.