1. Service excellence in electronic channels
2. E-S-QUAL;Parasuraman;A Multiple-Item Scale for Assessing Electronic Service Quality; Journal of Service Research,2005
3. Loiacono, E., Watson, R.T., and Goodhue, D.L. (2002). WEBQUAL: a Measure of Website Quality. In AMA Winter Conference, Austin, TX.
4. Shopping Online for Freedom;Wolfinbarger;Control and Fun. California Management Review,2003