No evidence of a strong magnetic field in the Blazhko star RR Lyrae M. Chadid, G. A. Wade, S. L. S. Shorlin and J. D. Landstreet A&A, 413 3 (2004) 1087-1093 Published online: 07 January 2004 DOI: 10.1051/0004-6361:20031600