1. Boillat, G., “Sur l’existence et la recherche d’équations de conservation supplementaires pour les hyperbolique.”, C. R. Acad. Sci. Ser. A, 278, (1974). 3.2
2. Boillat, G., “Wave velocities in relativistic extended thermodynamics”, in Müller, I., and Ruggeri, T., eds., Kinetic Theory and Extended Thermodynamics, Proceedings of the ISIMM Symposium, Bologna, May 18–20, 1987, (Pitagora Editrice, Bologna, 1987). 1
3. Boillat, G., and Ruggeri, T., “Maximum Wave Velocity of Degenerate and Non-Degenerate Relativistic Gases”, in preparation. 1, 4.4
4. Boillat, G., and Ruggeri, T., “Hyperbolic Principal Subsystems: Entropy Convexity and Subcharacteristic Conditions”, Arch. Ration. Mech. Anal., 137, 305–320, (1997). [DOI]. 1
5. Boillat, G., and Ruggeri, T., “Moment equations in the kinetic theory of gases and wave velocities”, Continuum Mech. Thermodyn., 9, 205–212, (1997). [DOI]. 1, 3.6