In 2008, how many papers did the authors of 'Architecting secure mobile P2P systems' publish?
Count the papers published by the authors of 'Architecting secure mobile P2P systems' in 2008.
SELECT DISTINCT (COUNT(?answer) AS ?count) WHERE { <https://dblp.org/rec/conf/icse/WalkerdinePL08> <https://dblp.org/rdf/schema#authoredBy> ?x . ?answer <https://dblp.org/rdf/schema#authoredBy> ?x . ?answer <https://dblp.org/rdf/schema#yearOfPublication> '2008' }
<https://dblp.org/rec/conf/icse/WalkerdinePL08>