1. "[1] Alaa, N., Mesbahi, S., Bouarifi, W., Global existence of weak solutions for parabolic triangular reaction diffusion systems applied to a climate model, An. Univ. Craiova Ser. Mat. Inform., 42(1)(2015), 80-97.
2. [2] Alaa, N., Mesbahi, S., Mouida, A., Bouarifi, W., Existence of solutions for quasilinear elliptic degenerate systems with L1 data and nonlinearity in the gradient, Electron. J. Diff. Equ., Vol. 2013(2013), No. 142, 1-13.
3. [3] Alikakos, N.D., Lp-bounds of solutions of reaction diffusion equations, Comm. Partial Differential Equations, 4(1979), 827-868.
4. [4] Bonafede, S., Schmitt, D., Triangular reaction diffusion systems with integrable initial data, Nonlinear Analysis, 33(1998), 785-801.
5. [5] Britton, N.F., Reaction Diffusion Equations and Their Applications to Biology, Academic Press, London, 1986.