In situ photoacoustic spectroscopy of phycobiliproteins in Gracilaria chilensis R. Saavedra, M. Figueroa, T. Wandersleben, L. Pouchucq, J.E. Morales, M. Bunster et A. Cruz-Orea J. Phys. IV France, 125 (2005) 765-767 DOI: 10.1051/jp4:2005125176