ROLE OF PHONONS IN ORIENTATIONAL INTRA-PLANE ORDERING IN GRAPHITE INTERCALATION COMPOUNDS C. Horie, H. Miyazaki, S. Igarashi et S. HatakeyamaJ. Phys. Colloques, 42 C6 (1981) C6-298-C6-300DOI: https://doi.org/10.1051/jphyscol:1981686