TY - JOUR 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. JO - Journal of Thermal Engineering PY - 2025 VL - 11 SP - 344 EP - 356 DO - 10.14744/thermal.0000919 ER -