In 1991 in AI Commun., who are the authors that published papers about Task level frameworks?
Who are the authors that published papers about Task level frameworks in AI Commun. in 1991?
SELECT DISTINCT ?answer WHERE { <https://dblp.org/rec/journals/aicom/Sstolze91> <https://dblp.org/rdf/schema#authoredBy> ?answer . <https://dblp.org/rec/journals/aicom/Sstolze91> <https://dblp.org/rdf/schema#publishedIn> 'AI Commun.' . <https://dblp.org/rec/journals/aicom/Sstolze91> <https://dblp.org/rdf/schema#yearOfPublication> '1991' }
<https://dblp.org/rec/journals/aicom/Sstolze91>