TI - Unsteady magnetohydrodynamic free convection flow of Al2O3–Cu/water nanofluid over a permeable linear stretching sheet through a porous medium with viscous dissipation and heat source/sink AU - MATHEWS, J. AU - TALLA, H. SO - Journal of Thermal Engineering 2025;11:344-356. DO - 10.14744/thermal.0000919