Mediating Role of Relationship Quality in Online Services. - Byron W. Keating; Frank Alpert; Anton Kriz; Ali M. Quazi (J. Comput. Inf. Syst., 2011)

Perceived aggressive monetization: why some mobile gamers won't spend any money on in-app purchases. - Imam Salehudin; Frank Alpert (Electron. Commer. Res., 2024)