@conference {155, title = {Editing R2RML Mappings Made Easy}, booktitle = {Proceedings of the ISWC 2013 Posters \& Demonstrations Track, Sydney, Australia, October 23, 2013}, volume = {1035}, year = {2013}, pages = {101{\textendash}104}, publisher = {CEUR-WS.org}, organization = {CEUR-WS.org}, author = {Kunal Sengupta and Peter Haase and Michael Schmidt and Pascal Hitzler}, editor = {Eva Blomqvist and Tudor Groza} }