@BOOK {
	EDITOR = "Pablo Barcel{\'o} and Heng Tao Shen",
	TITLE = "Proceedings of the 34th ACM SIGMOD-SIGACT-SIGART Symposium on Principles of Database Systems (PODS)",
	YEAR = "2015",
	ADDRESS = "Melbourne, Australia",
	PUBLISHER = "ACM Press",
	SERIES ="ACM International Conference Proceeding Series",
	NOTE = "PhD Symposium",
	}