Sun, Wenlong, and Yeping Li. “Trajectory Attractor and Global Attractor for Keller-Segel-Stokes Model With Arbitrary Porous Medium Diffusion”. Topological Methods in Nonlinear Analysis, vol. 50, no. 2, Sept. 2017, pp. 581-02, https://apcz.umk.pl/TMNA/article/view/TMNA.2017.024.