Which papers did Peng Zhang and Li-Yun Dong write together?
Find the papers written by Peng Zhang and Li-Yun Dong together.
SELECT DISTINCT ?answer WHERE { ?answer <https://dblp.org/rdf/schema#authoredBy> <https://dblp.org/pid/21/1048-14> . ?answer <https://dblp.org/rdf/schema#authoredBy> <https://dblp.org/pid/11/3891> }
<https://dblp.org/pid/21/1048-14> <https://dblp.org/pid/11/3891>