1. Polynomials on affine manifolds;Fried, David;Trans. Amer. Math. Soc.,1982
2. [FG] D. Fried and W. Goldman, Three-dimensional affine crystallographic groups (in preparation).
3. Affine manifolds with nilpotent holonomy;Fried, David;Comment. Math. Helv.,1981
4. Two examples of affine manifolds;Goldman, William M.;Pacific J. Math.,1981
5. [GH1] W. Goldman and M. Hirsch, Parallel characteristic classes of affine manifolds (in preparation).