S. Seuthe, F.B. Waanders, A. Krauß et al.|Nuclear Instruments and Methods in Physics Research Section A Accelerators Spectrometers Detectors and Associated Equipment|1987
J. Görres, H. P. Trautvetter, Harry Becker et al.|Nuclear Instruments and Methods in Physics Research Section A Accelerators Spectrometers Detectors and Associated Equipment|1985