Maria Neagu,  Free Convection in a Darcy Thermally Stratified Porous Medium That Embeds a Vertical Wall of Constant Heat Flux and Concentration.   journal   = {International Journal of Mechanical and Mechatronics Engineering}, [online]. World Academy of Science, Engineering and Technology.
    November 2016, vol. 109(1). 65 - 74
    [viewed 26 April 2024]. Available from: https://publications.waset.org/pdf/10003370.