1. Ajzen, I.: The theory of planned behavior. Organ. Behav. Hum. Decis. Process. 50(2), 179–211 (1991)
2. Bird, R.M.: Tax challenges facing developing countries. Institute for International Business Working Paper (9) (2018)
3. Chaudhry, I.S.: Determinants of low tax revenue in Pakistan. Pak. J. Soc. Sci. 30(2), 439–452 (2010)
4. Davis, F.D.: Perceived usefulness, perceived ease of use, and user acceptance of information technology. MIS Q. 13(3), 319–340 (1989)
5. Fishbein, M., Ajzen, I.: Belief, Attitude, Intention and Behaviour: An Introduction to Theory and Research. Addison-Wesley, Reading (1975)