A Time-Fractional Step Method for Conservation Law Related Obstacle Problems. - Laurent Lévi; Fabrice Peyroutet (Adv. Appl. Math., 2001)

The singular limit of a bilateral obstacle problem for a class of degenerate parabolic-hyperbolic operators. - Laurent Lévi (Adv. Appl. Math., 2005)

Weak entropy solutions for degenerate parabolic-hyperbolic inequalities. - Laurent Lévi; Emilie Rouvre; Guy Vallet (Appl. Math. Lett., 2005)