STRUCTURAL STUDIES ON UNDOPED POLY(ACETYLENE) D.C. Bott, C.K. Chai, D.L. Gerrard, R.H. Weatherhead, D. White et K.P.J. Williams J. Phys. Colloques, 44 C3 (1983) C3-45-C3-52 DOI: 10.1051/jphyscol:1983308