1. W. Fulton, A note on residual intersections and the double point formula, preprint, Aarhus University.
2. W. Fulton and R. MacPherson, Intersecting cycles on an algebraic variety, these proceedings.
3. K. Johnson, Immersion and embedding of projective varieties, thesis, Brown University, June 1976.
4. D. Laksov, Secant bundles and Todd’s formula for the double points of maps into ℙn. To appear.
5. D. Laksov, Residual intersections and Todd’s formula for the double loeus of a morphism, to appear.