Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Mitsuo Tasumi and Yukio Furukawa and Y. Imai,Raman studies of polyacetylene prepared by the Naarmann method,Synthetic Metals,0379-6779,Elsevier BV,1989-10-01,32,,253-256,https://cir.nii.ac.jp/crid/1870020693198727552,https://doi.org/10.1016/0379-6779(89)90848-5