Cryogenic IR test of the 4QPM coronagraph P. Baudoz, A. Boccaletti, P. Riaud, J. Baudrand, D. Rouan, J.-M. Reess and J. Parisot EAS Publications Series, 12 (2004) 185-194 Published online: 11 October 2004 DOI: 10.1051/eas:2004032