Count the papers published by the authors of 'Development of multifunctional system for controlling user access to the Internet' in 2020.
In 2020, how many papers did the authors of 'Development of multifunctional system for controlling user access to the Internet' publish?
SELECT DISTINCT (COUNT(?answer) AS ?count) WHERE { <https://dblp.org/rec/conf/icfnds/ProsvirinDM20> <https://dblp.org/rdf/schema#authoredBy> ?x . ?answer <https://dblp.org/rdf/schema#authoredBy> ?x . ?answer <https://dblp.org/rdf/schema#yearOfPublication> '2020' }
<https://dblp.org/rec/conf/icfnds/ProsvirinDM20>