1. Weight distributions of geometric Goppa codes;Duursma;Trans. Am. Math. Soc.,1999
2. A Riemann hypothesis analogue for self-dual codes;Duursma,2001
3. From weight enumerators to zeta functions;Duursma;Discrete Appl. Math.,2001
4. Siegelsche Modulfunktionen;Freitag,1983
5. Singular Modular Forms and Theta Relations;Freitag,1991