What are the papers written by Mark van den Brand and Ramon R. H. Schiffelers together?
Which papers did Mark van den Brand and Schiffelers, Ramon R. H. write together?
SELECT DISTINCT ?answer WHERE { ?answer <https://dblp.org/rdf/schema#authoredBy> <https://dblp.org/pid/v/MarkvandenBrand> . ?answer <https://dblp.org/rdf/schema#authoredBy> <https://dblp.org/pid/42/2894> }
<https://dblp.org/pid/v/MarkvandenBrand> <https://dblp.org/pid/42/2894>