Invariants for semi-free s1-actions -- Topological s1 and Z2k actions on spheres -- Characteristic invariants of free differentiable actions of S1 and S3 on homotopy spheres -- Differentiable pseudo-free circle actions on homotopy seven spheres -- Semifree circle actions with twisted fixed point sets -- Z2-torus actions on homotopy spheres -- Free and semi-free smooth actions of S1 and S3 on homotopy spheres -- Cobordism of involutions revisited -- Bemerkungen ร{156}ber ร{132}quivariante Euler-klassen -- Existence of fixed points -- Cobordism of line bundles with restricted characteristic class -- Unitary bordism of monogenic groups and isometries -- Quillen's theorem for MU -- Equivariant characteristic numbers -- Cobordism of diffeomorphisms of (k-1)-connected 2k-manifolds -- The index of manifolds with toral actions and geometric interpretations of the ?(?, (S1, Mn)) invariant of atiyah and singer -- Involutions on homotopy complex projective spaces and related topics -- On the homology of weighted homogeneous manifolds -- Equivariant resolution of singularities with C* action -- Strange circle actions on products of odd dimensional spheres, and rational homotopy -- Examples of actions on manifolds almost diffeomorphic to Vn+1,2 -- On unitary and sympletic knot manifolds -- A classification of 6-manifolds with free S1 actions -- SU(n) actions on manifolds with vanishing first and second integral pontrjagin classes -- On the splitting principle and the geometric weight system of topological transformation groups I -- Equivariant singular homology and cohomology for actions of compact lie groups -- Cyclic branched covers and o(n)-manifolds -- Degree of symmetry of closed manifolds -- Transfer homomorphisms of whitehead groups of some cyclic groups, II -- Surgery on four-manifolds and topological transformation groups