Fast Fourier Transforms for Symmetric Groups. - Michael Clausen; Ulrich Baum (Groups And Computation, 1991)

Improved Upper Complexity Bounds for the Discrete Fourier Transform. - Ulrich Baum; Michael Clausen; Benno Tietz (Appl. Algebra Eng. Commun. Comput., 1991)

An Optimal Algorithm for Multiplication in F256/F4. - Ulrich Baum; Mohammad Amin Shokrollahi (Appl. Algebra Eng. Commun. Comput., 1991)

Existence and Efficient Construction of Fast Fourier Transforms on Supersolvable Groups. - Ulrich Baum (Comput. Complex., 1991)

Some Lower and Upper Complexity Bounds for Generalized Fourier Transforms and their Inverses. - Ulrich Baum; Michael Clausen (SIAM J. Comput., 1991)

Fast Fourier transforms. - Michael Clausen; Ulrich Baum (BI-Wissenschaftsverlag, 1993)

Clock-Controlled Pseudorandom Generators on Finite Groups. - Ulrich Baum; Simon R. Blackburn (FSE, 1994)