Hong-Lin Liao, Xiaohan Zhu & Jindi Wang. (2022). The Variable-Step L1 Scheme Preserving a Compatible Energy Law for Time-Fractional Allen-Cahn Equation.
            <i>Numerical Mathematics: Theory, Methods and Applications</i>. <i>15</i> (4).
            1128-1146.
         doi:10.4208/nmtma.OA-2022-0011s