Mention the number of authors of the paper 'A File System Abstraction for Sense and Respond Systems'.
Find the number of authors of the paper 'A File System Abstraction for Sense and Respond Systems'.
SELECT ?answer WHERE { <https://dblp.org/rec/conf/mobisys/TilakPCBA13> <https://dblp.org/rdf/schema#numberOfCreators> ?answer }
<https://dblp.org/rec/conf/mobisys/TilakPCBA13>