“The effect of exothermic reaction associated with activation energy in hydromagnetic convection heat transfer flow of Water based (MoS2 – SiO2 / H2O) hybrid nanofluid through a cylindrical annulus with variable viscosity: Darcy-forchheimer model”, IJBB, vol. 63, no. 4, pp. 453–468, Mar. 2026, doi: 10.56042/ijbb.v63i4.22123.