Kazuo Watabe Kunihiko Iwasaki Factors Affecting Consumer Decisions about Purchases at Online Shops and Stores. 80-90 2007 conf/wecwis/2007 CEC/EEE http://doi.ieeecomputersociety.org/10.1109/CEC-EEE.2007.49 db/conf/wecwis/cec2007.html#WatabeI07