Bardyn, A., Baklouti, D., Briois, C., Cottin, H., Fray, N., Engrand, C., et al. (2016). Cometary dust composition and its variation as seen by COSIMA over nearly two years of the Rosetta mission. Talk presented at Symposium Comets - A new vision after Rosetta and Philae. Toulouse, France. 2016-11-14 - 2016-11-18.