Author: Prof. Dr-Ing. Klaus Feldmann, Dipl.-Ing. Stefan Slama, Dr. Hans-Joachim Gergs (auth.), Prof. Dr-Ing. Klaus Feldmann, Dipl.-Ing. Stefan Slama, Dr. Hans-Joachim Gergs, Dipl.-Soz. Ulrike Wirth (eds.)
Author: R. Feldmann, K. Henle (auth.), Dr. Reinart Feldmann, Dr. Klaus Henle, Dr. Harald Auge, Dr. Johannes Flachowsky, Dr. Stefan Klotz, Prof. Dr. Rudolf Krönert (eds.)