Numerical study of the effects of natural convection in a thermoacoustic configuration - Natural convection in thermoacousticsOmar Hireche, Catherine Weisman, Diana Baltean-Carlès, Virginie Daru and Yann FraigneauMechanics & Industry, 20 8 (2019) 807DOI: https://doi.org/10.1051/meca/2020051