Four quadrant phase mask K-band coronagraphy of NGC 1068 with NAOS-CONICA at VLTD. Gratadour, D. Rouan, A. Boccaletti, P. Riaud and Y. ClénetA&A, 429 2 (2005) 433-437DOI: https://doi.org/10.1051/0004-6361:20041820
