DISPERSION CURVES AND RESONANT RAMAN SPECTRUM OF TRANS POLYACETYLENE R. Tubino, L. Piseri, G. Dellepiane and P. PiaggioJ. Phys. Colloques, 44 C3 (1983) C3-329-C3-332DOI: https://doi.org/10.1051/jphyscol:1983365