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A Global Consumption Tax and Electronic Collection Systems: Consumer Delivered Sales Tax Lee, Jae Kyu; Hwangbo, Yeoul; Song, Yong Uk, International Conference on Electronic Commerce '98, pp.267 - 273, International Center for Electronic Commerce, 1998-04 |
UNIK-PMA: A Unifier of Optimization Model with Rule-Based Systems by Post-Model Analysis Lee, Jae Kyu; Song, Yong Uk, 94 Japan/Korea Joint Conference on Expert Systems, 1994 |
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