1. Allen, W.G. and DiCesare, F. (1976), “Transit service evaluation: preliminary identification variables characterizing level of service”,Transportation Research Record, Vol. 606, pp. 47‐53.
2. SERVQUAL revisited: a critical review of service quality
3. An empirical assessment of the SERVQUAL scale
4. What attributes determine quality and satisfaction with health care delivery?
5. Brandt, R. (1997), “Satisfaction studies must measure what the customer wants and expects”,Marketing News, Vol. 31 No. 22, p. 17.