Frequency ratio method for seismic modeling of γ Doradus stars A. Moya, J. C. Suárez, P. J. Amado, S. Martin-Ruíz and R. Garrido A&A, 432 1 (2005) 189-198 Published online: 22 February 2005 DOI: 10.1051/0004-6361:20041752