J. Engelage, Herman Yee, E. Beleal et al.|Nuclear Instruments and Methods in Physics Research Section A Accelerators Spectrometers Detectors and Associated Equipment|1989
J.P. Dufour, H. J. Crawford, M. Baumgartner et al.|Nuclear Instruments and Methods in Physics Research Section A Accelerators Spectrometers Detectors and Associated Equipment|1985