Impact of angular differential imaging on circumstellar disk images J. Milli, D. Mouillet, A.-M. Lagrange, A. Boccaletti, D. Mawet, G. Chauvin and M. Bonnefoy A&A, 545 (2012) A111 Published online: 17 September 2012 DOI: 10.1051/0004-6361/201219687