Identification and Analysis of Quality Gaps for Online Service Retailers. - Asem Majed Othman; Vincent K. Omachonu; Shihab S. Asfour (Int. J. Innov. Digit. Econ., 2016)

The Effect of Online Service Retailers' Quality Gaps on Customer Satisfaction. - Asem Majed Othman; Vincent K. Omachonu; Emad Hashiem Abualsauod (Int. J. Syst. Serv. Oriented Eng., 2017)