Database Systems for Advanced Applications 18th International Conference, DASFAA 2013, International Workshops: BDMA, SNSM, SeCoP, Wuhan, China, April 22-25, 2013. Proceedings - Hong, Bonghee; Meng, Xiaofeng; Chen, Lei; Winiwarter, Werner; Song, Wei (Springer Berlin Heidelberg : Imprint: Springer, 2013)