Photometry of dust grains of comet 67P and connection with nucleus regions G. Cremonese, E. Simioni, R. Ragazzoni, I. Bertini, F. La Forgia, M. Pajola, N. Oklay, S. Fornasier, M. Lazzarin, A. Lucchetti et al. (37 more) A&A, 588 (2016) A59 Published online: 17 March 2016 DOI: 10.1051/0004-6361/201527307