Hu , YangNiu , Xiao-DongShu , ShiYuan , Haizhuan and Li , Mingjun. (2013). Natural Convection in a Concentric Annulus: A Lattice Boltzmann Method Study with Boundary Condition-Enforced Immersed Boundary Method.
            <i>Advances in Applied Mathematics and Mechanics</i>. <i>5</i> (3).
            321-336.
         doi:10.4208/aamm.12-m12116