http://www.aktors.org/ontology/portal#PhD-Student

used by 8:

• rkb-explorer-budapest
• rkb-explorer-irit
• rkb-explorer-italy
• rkb-explorer-laas
• rkb-explorer-lisbon
• rkb-explorer-newcastle
• rkb-explorer-roma
• rkb-explorer-southampton