FLUX PINNING AND FLUX FLOW NOISE IN Pb80IN20 SAMPLES EXHIBITING A DOUBLE PEAK IN THE VOLUME PINNING FORCE F. Habbal and W.C.H. Joiner J. Phys. Colloques, 39 C6 (1978) C6-641-C6-643 DOI: 10.1051/jphyscol:19786288