1. Springer-Verlag;J Bebernes,1988
2. A. Borzì and K. KunischThe numerical solution of the steady state solid fuel ignition model and its optimal controlSIAM J. Sci. Comp.22(1) (2000), pp. 263–284.
3. A. Borzi, K. Kunisch, and M. VanmaeleA Multi-Grid Approach to the Optimal Control of Solid Fuel Ignition Problemsin: E. Dick, K. Riemslagh, and J. Vierendeels, eds., Lecture Notes in Computer Science and Engineering, European Multigrid Meeting 1999, Springer-Verlag, 2000.
4. GMD-Studien no. 85, St. Augustin, Germany;A Brandt,1984
5. H. FujitaOn the nonlinear equations
$$
\Delta u + \exp (u) = 0
$$
, Bull. Amer. Math.75(1968), pp. 132–135.