Mention the author who has published the most papers among the authors of 'Effects of PWM excitations on iron loss in electrical steels and machines'.
Who has published the most papers among the authors of 'Effects of PWM excitations on iron loss in electrical steels and machines'?
SELECT (GROUP_CONCAT(?answer; separator=', ') AS ?answer) ?count WHERE { SELECT DISTINCT ?answer (COUNT(?x) AS ?count) WHERE { <https://dblp.org/rec/conf/iasam/HussainMSL17> <https://dblp.org/rdf/schema#authoredBy> ?answer . ?x <https://dblp.org/rdf/schema#authoredBy> ?answer } GROUP BY ?answer } ORDER BY DESC(?count) LIMIT 1
<https://dblp.org/rec/conf/iasam/HussainMSL17>