Saito Hirokazu; Zhang Xin Unique solvability of elliptic problems associated with two-phase incompressible flows in unbounded domains,Discrete & Continuous Dynamical Systems-A. 41 (2021), no. 10, 4609-4643.

Saito Hirokazu; Shibata Yoshihiro; Zhang Xin Some free boundary problem for two-phase inhomogeneous incompressible flows,SIAM J. Math. Anal. 52 (2020), no. 4, 3397–3443.

Zhang Xin The R−bounded operator families arising from the study of the barotropic compressible flows with free surface,J. Differential Equations 269 (2020), no. 9, 7059–7105.

Danchin Raphaël; Zhang Xin On the persistence of Hölder regular patches of density for the inhomogeneous Navier-Stokes equations,J. Éc. polytech. Math. 4 (2017), 781–811.

Danchin Raphaël; Zhang Xin Global persistence of geometrical structures for the Boussinesq equation with no diffusion,Comm. Partial Differential Equations 42 (2017), no. 1, 68–99.