Quasi-inverses of schema mappingsRonald FaginPhokion G. Kolaitiset al.2007SIGMOD/PODS/ 2007Conference paper
Efficient implementation of large-scale multi-structural databasesRonald FaginPh. Kolaitiset al.2005VLDB 2005Conference paper
Data exchange: Semantics and query answeringRonald FaginPhokion G. Kolaitiset al.2005Theoretical Computer SciencePaper