Did Igor R. Shafarevich and Aleksei I. Kostrikin not co-author the paper 'Algebra II - noncommutative rings ; identities'?
Was the paper 'Algebra II - noncommutative rings ; identities' not co-authored by Igor R. Shafarevich and A. I. Kostrikin?
ASK { <https://dblp.org/rec/books/daglib/0091051> <https://dblp.org/rdf/schema#authoredBy> <https://dblp.org/pid/245/0409> . <https://dblp.org/rec/books/daglib/0091051> <https://dblp.org/rdf/schema#authoredBy> <https://dblp.org/pid/245/0494> FILTER NOT EXISTS { <https://dblp.org/rec/books/daglib/0091051> <https://dblp.org/rdf/schema#authoredBy> <https://dblp.org/pid/245/0409> . <https://dblp.org/rec/books/daglib/0091051> <https://dblp.org/rdf/schema#authoredBy> <https://dblp.org/pid/245/0494> } }
<https://dblp.org/pid/245/0409> <https://dblp.org/pid/245/0494> <https://dblp.org/rec/books/daglib/0091051>