Global existence of 2D slightly compressible viscous magneto-fluid motion. Casella, E.; Secchi, P.; Trebeschi, P. — 2002 Portugaliae Mathematica. Nova Série
Singular Convergence of Weak Solutions for a Quasilinear Nonhomogeneous. P. Marcati; A.J. Milani; P. Secchi — 1988 Manuscripta mathematica