COMPUTERIZED MÖSSBAUER SYSTEM FOR FAST CHANNEL ADVANCE AND HIGH COUNTRATES A. FORSTER, N. HALDER, G. M. KALVIUS, W. POTZEL and L. ASCH J. Phys. Colloques, 37 C6 (1976) C6-725-C6-727 DOI: 10.1051/jphyscol:19766151