You may be able to get more results by adjusting your search query.

• If you are trying to use Boolean operators, they must be ALL CAPS: (translation OR transition) on petri (nets OR net) AND other models of concurrency,~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(translation or transition) on petri (nets OR net) and other models of concurrency,~".
• Adding a wildcard symbol may retrieve word variants: (translation or transition) on petri (nets OR net) and other models of concurrency,*.