Jun Nakamura Masahiko Teramoto Concept Design for Creating Essential Hypothesis, Rules, and Goals: Toward a Data Marketplace 16-26 2015 Open Journal of Information Systems (OJIS) 2 2 https://www.ronpub.com/ojis/OJIS_2015v2i2n03_Nakamura.html http://nbn-resolving.de/urn:nbn:de:101:1-201705194774 urn:nbn:de:101:1-201705194774 RonPub UG (haftungsbeschränkt)