@Proceedings{rudolph2012gsfkrarsiwg, author = "Sebastian Rudolph and Madalina Croitoru and Nic Wilson and John Howse and Olivier Corby", isbn = "978-3-642-29448-8", month = "April", publisher = "Springer", series = "LNCS", title = "Graph Structures for Knowledge Representation and Reasoning, Second International Workshop (GKR 2011)", volume = "7205", year = "2012", }