π ELECTRON DELOCALIZATION IN POLY-(p-PHENYLENE) ( PPP), POLYPHENYLENE SULFIDE (PPS) AND POLYPHENYLENE OXIDE ( PPO) AND AsF5 DOPING OF PPP J. Fink, G. Crecelius, J. J. Ritsko, M. Stamm, H. J. Freund et H. GonskaJ. Phys. Colloques, 44 C3 (1983) C3-741-C3-744DOI: https://doi.org/10.1051/jphyscol:19833146
