Spectral indications of thermal Sunyaev-Zel'dovich effect in ARCHEOPS and WMAP data C. Hernández-Monteagudo, J. F. Macías-Pérez, M. Tristram and F.-X. Désert A&A, 449 1 (2006) 41-48 Published online: 16 March 2006 DOI: 10.1051/0004-6361:20053680