Quiet-Sun inter-network magnetic fields observed in the infrared E. V. Khomenko, M. Collados, S. K. Solanki, A. Lagg and J. Trujillo Bueno A&A, 408 3 (2003) 1115-1135 Published online: 17 November 2003 DOI: 10.1051/0004-6361:20030604