THE LAMB-MÖSSBAUER FACTOR OF METAL IRON FOILS AT 4.2K H. Vogel, H. Spiering, W. Irler, U. Volland et G. RitterJ. Phys. Colloques, 40 C2 (1979) C2-676DOI: https://doi.org/10.1051/jphyscol:19792234