1. Differential Inclusions
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3. Integral inclusions with nonconvex images and their applications to boundary value problems for differential inclusions;Bulgakov;Matematicheskii Sbornik,1992
4. Perturbation of a convex-valued operator by a Hammerstein-type multivalued mapping with nonconvex images, and boundary value problems for functional differential inclusions;Bulgakov;Matematicheskii Sbornik,1998