Review of the book: "Differential Inclusions and Optimal Control", by M. Kisielewicz, Kluwer Academic Publishers, Dodrecht, The Netherlands (1991), Mathematical Reviews 93c (1993), pp. 1445-1446.

Review of the book:``A Theory of Optimization and Optimal Control for Nonlinear Evolution and Singular Equations'', (Applications to Nonlinear Partial Differential Equations) by M. Altman, World Scientific, Singapore (1990), Mathematical Reviews - to appear.

Review of the book: ``Solution Sets of Differential Equations in Abstract Spaces'', by R. Dragoni-J. Macki-P. Nistri-P. Zecca, Longman, Essex, UK (1996), Mathematical Reviews - to appear.