Ghafouri, Khaled, Zamani, Bibi Eshrat, karimi, mohammad sadegh, Mirzaaghaeekiyaklaie, Mitra. “Analyze the gap between users' expectations and perceptions of school student information systems (Case study: Managers and Executive deputies of elementary schools in Kermanshah).” Information and Communication Technology in Educational Sciences, vol. 9, no. 34, 2019, pp. 111-129.