J.-P. Aubin/A. Cellina: Differential inclusions, set-valued maps, and
viability theory. Springer 1984, 340p. DM 138.

J.-P. Aubin/H. Frankowska: Set-valued analysis. Birkha''user 1990.

4233 Klaus Deimling: Multivalued differential equations.
De Gruyter 1992. Up-to-date and comprehensive.