Preface: Special Section featuring extended papers from the 30th International Conference on Conceptual Modeling (ER-2011)
作者：
Highlights：
•
摘要
论文关键词：
论文评审过程：Accepted 25 September 2012, Available online 5 January 2013.
论文官网地址：https://doi.org/10.1016/j.datak.2012.09.003
