COHERENT AND INCOHERENT EXCITON TRANSPORT, EXTENDED AND LOCALISED TRIPLET STATES IN MIXED NAPHTHALENE CRYSTALS R. Brown, Ph. Pee, F. Dupuy et Ph. KottisJ. Phys. Colloques, 46 C7 (1985) C7-79-C7-83DOI: https://doi.org/10.1051/jphyscol:1985715