References
Liu, Y. (2001). Interactivity and its Implications for Consumer Behavior. Ph. D. Dissertation. Rutgers University. [Includes cites to Cho, Steurs, Mcmillan, Wu]
Novak, T., D. Hoffman, and Y. Yung. (1999). Measuring the Customer Experience in Online Environments: A Structural Modeling Approach. Marketing Science, Winter, 19 (1): 22-44.