PRESSURE EFFECTS ON ELECTRICAL CONDUCTIVITIES IN INTERCALATED GRAPHITE AND DOPED POLYPYRROLE B. Lundberg, B. Sundqvist et W. R. SalaneckJ. Phys. Colloques, 45 C8 (1984) C8-213-C8-216DOI: https://doi.org/10.1051/jphyscol:1984840