[1] Asher U. M., Markowich P. A., Pietra P., Schmeiser C.: 
A phase plane analysis of transonic solutions for the hydrodynamic semiconductor model. Math. Models Appl. Sci. 1 (1991), 347–376.  
MR 1127572[2] Bony J. M.: 
Calcul symbolique et propagation des singularités pour les équations aux dérivées partialles non linéaires. Ann. Sci. Ec. Norm. Sup. Paris 14 (1981), 209–246.  
MR 0631751[3] Bony J. M.: 
Analyse microlocale des équations aux dérivées partialles non linéaries. Microlocal Analysis and Applications, Montecatini Terme, Lecture Notes in Mathematics 1495 (1989), 1–45.  
MR 2003416[4] Chen Z., Harumi H.: 
Stability of steady state solutions for an isentropic hydrodynamic model of semiconductors of two species. J. Differential Equations 166 no. 1 (2000), 1–32.  
MR 1779253 | 
Zbl 0974.35123[5] Coifman R. R., Meyer Y.: 
Au delá des opérateurs pseudo-différentiels. Astérisque 57, 1978, 185 pp.  
MR 0518170 | 
Zbl 0483.35082[6] Chazarain J., Piriou A.: 
Introduction to the theory of linear partial differential equations. Studies in Mathematics and Its Applications, Vol. 14, Amsterdam-New York-Oxford, 1982.  
MR 0678605 | 
Zbl 0487.35002[7] Godlewski E., Raviart P. A.: 
Numerical approximation of hyperbolic systems of conservation laws. Applied Mathematical Sciences 118, New York-Springer 1996.  
MR 1410987 | 
Zbl 0860.65075[8] Kreiss H. O.: 
Initial boundary value problems for hyperbolic systems. Comm. Pure Appl. Math. XXIII (1970), 277–288.  
MR 0437941 | 
Zbl 0215.16801[9] Li H., Markowich P. A., Mei M.: 
Asymptotic behavior of solutions of the hydrodynamic model of semiconductors. Proc. Royal Soc. Edinburgh 132A (2000), 359–378.  
MR 1899826[10] Majda A.: 
Smooth solutions for the equations of compressible on incompressible fluid flow. Lecture Notes in Math., Springer-Verlag 1047 (1982), 75–124.  
MR 0741195[11] Majda A.: 
The stability of multi-dimensional shock fronts. Mem. Amer. Math. Soc. 275 (1983), 95p.  
Zbl 0506.76075[12] Majda A.: 
The existence of multidimensional shocks. Mem. Amer. Math. Soc. 281 (1983), 92p.  
MR 0699241[13] Majda A.: 
Compressible fluid flow and systems of conservation laws in several space variables. Appl. Math. Sci., Springer-Verlag, New York 53 (1984), 159p.  
MR 0748308 | 
Zbl 0537.76001[14] Marcati P., Mei M., (to appear) : Asymptotic convergence to steady-state solutions for solutions of the initial boundary problem to a hydrodynamic model for semiconductors. to appear. 
[15] Marcati P., Natalini R.: 
Weak solutions to a hydrodynamic model for semiconductors and relaxation to the drift-diffusion equation. Arch. Rational Mech. Anal. 129, no.2 (1995), 129–145.  
MR 1328473 | 
Zbl 0829.35128[16] Marcati P., Natalini R., (1995) : 
Weak solutions to a hydrodynamic model for semiconductors: the Cauchy problem. Proc. Roy. Soc. Edinburgh Sect. A 125, no.1 (1995), 115–131.  
MR 1318626[17] Markowich P. A.: 
Kinetic models for semiconductors. In “Nonequilibrium problems in many-particle systems" (Montecatini, 1992), Lecture Notes in Math., Springer, Berlin 1551 (1993), 87–111.  
MR 1296259[18] Métivier G., (2001) : 
Stability of multidimensional shocks, Advances in the theory of shock waves. Progr. Nonlinear Differential Equations Appl., Birkhäuser Boston, 47 (2001), 25–103.  
MR 1842775[19] Meyer Y.: 
Remarques sur un théorème de J. M. Bony. Rend. Circ. Mat. Palermo, Suppl., Serie II. 1 (1981), 1–20.   
MR 0639462 | 
Zbl 0473.35021