POLARONS AND SOLITONS IN TRANS-(CH)x : AN OPTICAL STUDY S. Etemad, A. Feldblum, A.G. MacDiarmid, T.C. Chung et A.J. Heeger J. Phys. Colloques, 44 C3 (1983) C3-413-C3-422 DOI: 10.1051/jphyscol:1983383