1. Opérateurs Maximaux Monotones et semi-groupes de contractions dans les espaces de Hilbert;Brezis,1971
2. On non-linear wave equations;Browder;Math. Z.,1962
3. On the blowing up of solutions to the Cauchy problem for ut = Δu + u1 + α;Fujita;J. Fac. Sci. Univ. Tokyo,1966
4. On some nonexistence and nonuniqueness theorems for nonlinear parabolic equations;Fujita,1968
5. Some nonexistence and instability theorems for solutions of formally parabolic equations of the form Put=−F(u);Levine;Arch. Rational Mech. Anal.,1973