Some remarks on conservative symmetric-hyperbolic systems governing relativistic theories

Strumia, Alberto

Annales de l'I.H.P. Physique théorique, Volume 38 (1983) p. 113-120

Main field and convex covariant density for quasi-linear hyperbolic systems : relativistic fluid dynamics

Ruggeri, Tommaso; Strumia, Alberto

Annales de l'institut Henri Poincaré. Section A, Physique Théorique, Volume 34 (1981) p. 65-84