1. Obstruction Theory;Baues,1977
2. Geometry of Loop Spaces and the Cobar Construction;Baues;Mem. Amer. Math. Soc.,1980
3. Algebraic Homotopy;Baues,1988
4. Combinatorial Homotopy and 4-Dimensional Complexes;Baues,1991
5. On the group of homotopy equivalences of a manifold;Baues,1993