Oscillations of 2D ESTER models - I. The adiabatic case D. R. Reese, G. M. Mirouh, F. Espinosa Lara, M. Rieutord and B. Putigny A&A, 645 (2021) A46 Published online: 06 January 2021 DOI: 10.1051/0004-6361/201935538