Danxia Wang, Xingxing Wang & Hongen Jia. (1970). A Second-Order Energy Stable BDF Numerical Scheme for the Viscous Cahn-Hilliard Equation with Logarithmic Flory-Huggins Potential.
            <i>Advances in Applied Mathematics and Mechanics</i>. <i>13</i> (4).
            867-891.
         doi:10.4208/aamm.OA-2020-0123