The RoadRunner framework for efficient and scalable processing of big data. - Christos Doulkeridis; Akrivi Vlachou; Panagiotis Nikitopoulos; Panagiotis Tampakis; Mei Saouk (Panhellenic Conference on Informatics, 2015)

Efficient processing of top-k joins in MapReduce. - Mei Saouk; Christos Doulkeridis; Akrivi Vlachou; Kjetil Nørvåg (IEEE BigData, 2016)