Polyaromatic disordered carbon grains as carriers of the UV bump: Far-UV to mid-IR spectroscopy of laboratory analogsL. Gavilan, K. C. Le, T. Pino, I. Alata, A. Giuliani and E. DartoisA&A, 607 (2017) A73DOI: https://doi.org/10.1051/0004-6361/201730712