List the authors of 'Voice Production Mechanisms of Vocal Vibrato in Male Singers' and their affiliations.
Who are the authors of 'Voice Production Mechanisms of Vocal Vibrato in Male Singers' and where are they from?
SELECT DISTINCT ?firstanswer ?secondanswer WHERE { <https://dblp.org/rec/journals/taslp/ArroabarrenC07> <https://dblp.org/rdf/schema#authoredBy> ?firstanswer . ?firstanswer <https://dblp.org/rdf/schema#primaryAffiliation> ?secondanswer }
<https://dblp.org/rec/journals/taslp/ArroabarrenC07>