Report the count of papers that Costa, P. C. G. has published in J. Netw. Comput. Appl..
How many papers has Paulo C. G. Costa published in J. Netw. Comput. Appl.?
SELECT (COUNT(DISTINCT ?answer) AS ?count) WHERE { ?answer <https://dblp.org/rdf/schema#authoredBy> <https://dblp.org/pid/44/6502> . ?answer <https://dblp.org/rdf/schema#publishedIn> 'J. Netw. Comput. Appl.' }
<https://dblp.org/pid/44/6502>