Oscillations in β Ursae Minoris - Observations with SMEI N. J. Tarrant, W. J. Chaplin, Y. Elsworth, S. A. Spreckley and I. R. Stevens A&A, 483 3 (2008) L43-L46 Published online: 16 April 2008 DOI: 10.1051/0004-6361:200809738