@Article{tran2013pqrfeaeksogd, author = "Duc Thanh Tran and Achim Rettinger and Lei Zhang", journal = "Proceedings of the VLDB Endowment (PVLDB), the 39th International Conference on Very Large Data Bases (VLDB)", month = "September", number = "14", pages = "1642-1653", title = "Probabilistic Query Rewriting for Efficient and Effective Keyword Search on Graph Data", volume = "6", year = "2013", }