Superconducting undulator activities at the European X-ray Free-Electron Laser Facility oleh Sara Casalbuoni, Suren Abeghyan, Levon Alanakyan, Johann Baader, Serena Barbanotti, Winfried Decking, Massimiliano Di Felice, Hans-Jörg Eckoldt, Uwe Englisch, Gianluca Geloni, Vanessa Grattoni, Andreas Grau, Axel Hauberg, Christian Helwich, Achim Hobl, Kay Jensch, Suren Karabekyan, Daniele La Civita, Sven Lederer, Christoph Lechner, Lutz Lilje, Shan Liu, Barbara Marchetti, Andrew Potter, Tobias Schnautz, Evgeny Schneidmiller, Harald Sinn, Wolfgang Walter, Riko Wichmann, Torsten Wohlenberg, Grigory Yakopov, Mikhail Yakopov, Igor Zagorodnov, René Zimmermann, Pawel Ziolkowski