共 50 条
- [1] The Ellipticity Problem for Systems of First-Order Partial Differential Equations Differential Equations, 2002, 38 : 434 - 436
- [4] On Involutive Systems of First-order Nonlinear Partial Differential Equations COMPLEX ANALYSIS: SEVERAL COMPLEX VARIABLES AND CONNECTIONS WITH PDE THEORY AND GEOMETRY, 2010, : 25 - 50
- [6] Fractal First-Order Partial Differential Equations Archive for Rational Mechanics and Analysis, 2006, 182 : 299 - 331