Withdrawn Preprints:

1. The Borel conjecture for manifolds with virtually solvable fundamental groups. (This paper has been withdrawn by me from the arxiv) (arxiv:0706.4144). (The results originating from this article are added in The isomorphism conjecture in L-theory: graphs of groups. )
   
2. Almost-quasifibrations and fundamental groups of orbit configuration spaces. (10p.)