On the singularities of solutions of partial differential equations with constant coefficients Lars Hörmander OriginalPaper Pages: 82 - 105
Remarks on some nonlinear evolution problems arising in Bingham flows J. L. Lions OriginalPaper Pages: 155 - 172
A variational inequality with mixed boundary conditions M. K. V. MurthyG. Stampacchia OriginalPaper Pages: 188 - 224