Characteristics of service processes and their implications in electronic commerce: a classification of intangible products.

Sung-Eui Cho Characteristics of service processes and their implications in electronic commerce: a classification of intangible products. 83-98 2006 4 IJEB 1 http://dx.doi.org/10.1504/IJEB.2006.009158 db/journals/ijeb/ijeb4.html#Cho06