Count the papers published by the authors of 'Secrecy over Multiple-Access Channel: A Game of Competition and Cooperation' in 2019.
How many papers did the authors of 'Secrecy over Multiple-Access Channel: A Game of Competition and Cooperation' publish in 2019?
SELECT DISTINCT (COUNT(?answer) AS ?count) WHERE { <https://dblp.org/rec/journals/jucs/ChenKV19> <https://dblp.org/rdf/schema#authoredBy> ?x . ?answer <https://dblp.org/rdf/schema#authoredBy> ?x . ?answer <https://dblp.org/rdf/schema#yearOfPublication> '2019' }
<https://dblp.org/rec/journals/jucs/ChenKV19>