Thoughts on Retail System Design to Support Polimorphic Actions Among Clerks: That’ll Be $20 — But if You Buy Two, I’ll Knock off 10%

Salvador, T., Anderson, K. T., & Sherry, J. W. (2006). Thoughts on Retail System Design to Support Polimorphic Actions Among Clerks: That’ll Be $20 — But if You Buy Two, I’ll Knock off 10%. In Ubiquitous and Pervasive Commerce (pp. 167–176). Springer-Verlag. https://doi.org/10.1007/1-84628-321-3_10