1. D. Bessis and J.D. Fourier, J.Phys.Let. 45, L833–841 (1984)
2. C.M. Newman, private communications
3. J.A. Burgers, A.K. Verhaud-Kon, Nederl. Weterschappen Afd. Natuurkunde, Eerste Sertie, Vol. 17 (1939) p. 1–5
4. J.M. Burgers, “The Non-linear Diffusion equation” D. Reidel Publ. (1974)
5. C.M. Newman, Schock waves and linear field bound, Talk given at Rutgers Statistical Mechanic Meeting, Dec. 1981.