Tilmann Rabl, Kai Sachs, Meikel Poess, Chaitanya K. Baru, Hans-Arno Jacobsen: Big Data Benchmarking - 5th International Workshop, WBDB 2014, Potsdam, Germany, August 5-6, 2014, Revised Selected Papers. Lecture Notes in Computer Science 8991, Springer 2015, ISBN 978-3-319-20232-7