What are the papers written by Hechmi Toumi and Mohamed Hafri together?
Find the papers written by Toumi, Hechmi and Mohamed Hafri together.
SELECT DISTINCT ?answer WHERE { ?answer <https://dblp.org/rdf/schema#authoredBy> <https://dblp.org/pid/118/4223> . ?answer <https://dblp.org/rdf/schema#authoredBy> <https://dblp.org/pid/191/2534> }
<https://dblp.org/pid/118/4223> <https://dblp.org/pid/191/2534>