no. 2
Some remarks on conservative symmetric-hyperbolic systems governing relativistic theories
Annales de l'I.H.P. Physique théorique, Tome 38 (1983) no. 2, pp. 113-120. 
@article{AIHPA_1983__38_2_113_0,
     author = {Strumia, Alberto},
     title = {Some remarks on conservative symmetric-hyperbolic systems governing relativistic theories},
     journal = {Annales de l'I.H.P. Physique th\'eorique},
     pages = {113--120},
     publisher = {Gauthier-Villars},
     volume = {38},
     number = {2},
     year = {1983},
     mrnumber = {705335},
     zbl = {0522.76129},
     language = {en},
     url = {http://archive.numdam.org/item/AIHPA_1983__38_2_113_0/}
}
TY  - JOUR
AU  - Strumia, Alberto
TI  - Some remarks on conservative symmetric-hyperbolic systems governing relativistic theories
JO  - Annales de l'I.H.P. Physique théorique
PY  - 1983
SP  - 113
EP  - 120
VL  - 38
IS  - 2
PB  - Gauthier-Villars
UR  - http://archive.numdam.org/item/AIHPA_1983__38_2_113_0/
LA  - en
ID  - AIHPA_1983__38_2_113_0
ER  - 
%0 Journal Article
%A Strumia, Alberto
%T Some remarks on conservative symmetric-hyperbolic systems governing relativistic theories
%J Annales de l'I.H.P. Physique théorique
%D 1983
%P 113-120
%V 38
%N 2
%I Gauthier-Villars
%U http://archive.numdam.org/item/AIHPA_1983__38_2_113_0/
%G en
%F AIHPA_1983__38_2_113_0
Strumia, Alberto. Some remarks on conservative symmetric-hyperbolic systems governing relativistic theories. Annales de l'I.H.P. Physique théorique, Tome 38 (1983) no. 2, pp. 113-120. http://archive.numdam.org/item/AIHPA_1983__38_2_113_0/

[1] T. Ruggeri and A. Strumia, Main field and convex covariant density for quasi-linear hyperbolic systems. Relativistic fluid dynamics, Ann. Inst. Henri Poincaré, t. 34A, 1981, p. 65-84 ; Densità covariante convessa e sistemi iperbolici quasi-lineari, Atti 5° Conv. A. I. M. E. T. A., t. 1, Meccanica generale, 1980, p. 225-231.

[2] T. Ruggeri, Entropy principle and main field for a non linear covariant system, to appear in the lecture notes of the first C. I. M. E. session on « Wave propagation », Bressanone, 1980;

[3] K.O. Friedrichs and P.D. Lax, Systems of conservation equations, Proc. Nat. Acad. Sci. U. S. A., t. 68, 1971, p. 1686-1688. | MR | Zbl

[4] K.O. Friedrichs, On the laws of relativistic electromangeto-fluid dynamics, Comm. Pure Appl. Math., t. 27, 1974, p. 749-808. | MR | Zbl

[5] A.H. Taub, Relativistic Rankine-Hugoniot equations, Phys. Rev., t. 74, 1948, p. 328-334. | MR | Zbl

[6] T. Ruggeri and A. Strumia, « Convex covariant entropy density, symmetric conservative form and schock waves in relativistic magnetohydrodynamics, J. Math. Phys., t. 22, 1981, p. 1824-1827. | MR | Zbl