Bilge, A. H. ., A. S. . Ogrenci, H. . Carpanali, E. A. . Aktunc, F. Atas, T. . Ozmen, and B. E. . Kaya. “Detection of Expenditure Trends in the Telecommunication Sector”. American Scientific Research Journal for Engineering, Technology, and Sciences, vol. 90, no. 1, Nov. 2022, pp. 340-5, https://asrjetsjournal.org/index.php/American_Scientific_Journal/article/view/8215.