Digital deblurring of CMB maps: Performance and efficient implementation R. Vio, J. G. Nagy, L. Tenorio, P. Andreani, C. Baccigalupi and W. Wamsteker A&A, 401 1 (2003) 389-404 Published online: 17 March 2003 DOI: 10.1051/0004-6361:20030099