Dwivedi, Y., Rana, N., Janssen, M., Lal, B., Williams, M., & Clement, M. (2017). An empirical validation of a unified model of electronic government adoption (UMEGA). Government Information Quarterly, 34(2), pp. 211-230. doi:10.1016/j.giq.2017.03.001

Dwivedi, Yogesh, Nripendra Rana, Marijn Janssen, Banita Lal, Michael Williams, and Marc Clement. "An Empirical Validation of a Unified Model of Electronic Government Adoption (UMEGA)." Government Information Quarterly 34, no. 2 (2017): 211-230.

Dwivedi, Yogesh, et al. "An Empirical Validation of a Unified Model of Electronic Government Adoption (UMEGA)." Government Information Quarterly 34.2 (2017): 211-230.