1. Monotone Iterative Techniques for Nonlinear Differential Equations;Ladde,1985
2. Quenching for semilinear singular parabolic problems;Chan;SIAM J. Math. Anal.,1989
3. Solution profiles beyond quenching for degenerate reaction–diffusion problems;Chan;Nonlinear Anal.,1995
4. An Introduction to Classical Real Analysis;Stromberg,1981
5. Linear and Quasilinear Equations of Parabolic Type;Ladyženskaja,1968