Zeglat, Dia, et al. “The Impact of the E-Service Quality (E-SQ) of Online Databases on Users’ Behavioural Intentions: A Perspective of Postgraduate Students”. International Review of Management and Marketing, vol. 6, no. 1, Jan. 2016, pp. 1-10, https://econjournals.com.tr/index.php/irmm/article/view/1431.