L. Kaland, M. Sonntag, and N. Gauger. Advances in Evolutionary and Deterministic Methods for Design, Optimization and Control in Engineering and Sciences, Springer International Publishing, Cham, (2015)
U. Kowarsch, C. Öhrle, M. Keßler, and E. Krämer. 41st European Rotorcraft Forum 2015, 2016, 1, Bonn, Deutsche Gesellschaft für Luft- und Raumfahrt, (2016)
J. Illg, T. Lutz, and E. Krämer. Wind turbine noise 2015 : proceedings of the 6th International Conference on Wind Turbine Noise 2015, New Brighton, INCE-Europe, (2015)
M. Sayed, T. Lutz, and E. Krämer. Renewable Energies Offshore : proceedings of the 1st International Conference on Renewable Energies Offshore, page 773-780. Boca Raton, CRC Press, (2015)