1. On the Differential Equation u″ – |u|p–1 u = 0;Li;Nonlinear Analysis,2006
2. Li Mengrong. On the blow-up time and blow-up rate of positive solutions of semi-linear wave equations □u – up = 0 in 1-dimensional space. CPAA, 2009 to appear
3. Estimates for the life-span of solutions of semilinear wave equations;Li;CPAA,2008
4. Quenching problem in some semilinear wave equations;Li;Acta Mathematica Scientia,2008
5. Existence and uniqueness of solutions of quasilinear wave equations (II);Li;Bulletin Ins Math Academia Sinica,2006