Saldžiūnas, Kęstutis, and Rimvydas Skyrius. “The Challenges of Big Data Analytics in the Mobile Communications Sector”. Ekonomika 96, no. 2 (November 2, 2017): 110–121. Accessed January 17, 2026. https://www.zurnalai.vu.lt/ekonomika/article/view/11004.