H I line observations of 2MASS galaxies in the zone of avoidance W. van Driel, S. E. Schneider, R. C. Kraan-Korteweg and D. Monnier Ragaigne A&A, 505 1 (2009) 29-44 Published online: 03 August 2009 DOI: 10.1051/0004-6361/200912126