E. M. M. Alam, M. M. Rahman, and M. S. Uddin, “Study of Exponential Thermal Boundary Condition on Unsteady Magnetohydrodynamic Convection in a Square Enclosure Filled with Fe3O4- Water Ferrofluid”, Eng. int. (Dhaka), vol. 6, no. 1, pp. 35–62, Dec. 2018.