Magnetohydro-convective instability in a saturated Darcy–Brinkman medium with viscous dissipation Anil Kumar, D. Bhargavi and P. G. Siddheshwar Eur. Phys. J. B, 97 7 (2024) 107 Published online: 26 July 2024 DOI: 10.1140/epjb/s10051-024-00738-9