WASET
Ruzic-Baf, M. , Keteles, V. , Debeljuh, A.. "Use of Smartphones in 6th and 7th Grade (Elementary Schools) in Istria: Pilot Study ". World Academy of Science, Engineering and Technology, Open Science Index 111, International Journal of Educational and Pedagogical Sciences, (2016), 10(3), 698 - 701.