Ney, Andreas; Opel, Matthias; Kaspar, Tiffany C.; Ollefs, Katharina; Gönnenwein, Sebastian T. B.; Gross, Rudolf; Nielsen, Karl-Wilhelm; Engelhard, Mark H.; Chambers, Scott A.; Potzger, Kay et al.(2010) - Journal article Published in: New Journal of Physics ; 12 (2010), 1. - 013020. - Institute of Physics Publishing (IOP). - eISSN 1367-2630