In Int. J. Commun. Syst. and CHI Extended Abstracts, what papers did Gebrehiwet Gebrekrstos Lema publish?
What papers did Lema, Gebrehiwet Gebrekrstos publish in Int. J. Commun. Syst. and CHI Extended Abstracts?
SELECT DISTINCT ?answer WHERE { ?answer <https://dblp.org/rdf/schema#authoredBy> <https://dblp.org/pid/254/1626> { ?answer <https://dblp.org/rdf/schema#publishedIn> 'Int. J. Commun. Syst.' } UNION { ?answer <https://dblp.org/rdf/schema#publishedIn> 'CHI Extended Abstracts' } }
<https://dblp.org/pid/254/1626>