Sharples, Ray, Navarro, Ramon, Musters, Gert, Murray, Graham, Houtsma, Tom, Herrewijnen, Jeroen, Helmi, Amina, Calcines-Rosario, Ariadna, Brynnel, Joar G., de Jong, Roelof S., Winkler, Roland, Saviauk, Allar, Lehmitz, Michael, Schnurr, Olivier, Frey, Steffen, Bellido-Tirado, Olga, Agocs, Tibor, ter Horst, Rik, Pragt, Johan, Roelfsema, Ronald, "Calibration system for the 4MOST multi object fiber-fed spectrographs", ,