@article {IOPORT.05927735,
    author       = {Hughes, Jerald},
    title        = {The price of quality in digital information goods: an empirical investigation.},
    year         = {2011},
    journal      = {International Journal of Services and Standards (IJSS)},
    volume       = {7},
    number       = {1},
    issn         = {1740-8849},
    pages        = {35-49},
    publisher    = {Inderscience Publishers, Gen\`eve},
    doi          = {10.1504/IJSS.2011.040641},
    identifier   = {05927735},
}