1. Casson's Invariant for Oriented Homology 3-Spheres: an Exposition;Akbulut,1990
2. On Vassiliev knot invariants;Bar-Natan;Topology,1995
3. D. Bar-Natan: A bibliography of Vassiliev invariants, available from the author.
4. New points of view in knot theory;Birman;Bull. A.M.S.,1993
5. Knot polynomials and Vassiliev invariants;Birman;Invent. Math.,1993