No magnetic field variations with pulsation phase in the classical Cepheid star η Aquilae G. A. Wade, M. Chadid, S. L. S. Shorlin, S. Bagnulo and W. W. Weiss A&A, 392 1 (2002) L17-L20 Published online: 22 August 2002 DOI: 10.1051/0004-6361:20021084