@techreport{DBLP:conf/ics/OstrowskiFSA11,
  author = {Ostrowski, Max and Flouris, Giorgos and Schaub, Torsten and Antoniou, Grigoris},
  title = {Evolution of Ontologies using ASP},
  institution = {ICS},
  number = {TR-415},
  year = {2011}
}