Harada-Norton Group Uniquely Determined by Centralizer of a 2-Central Involution
Signature Schemes Based on a Group of Hidden Order
Another Existence and Uniqueness Proof for the Higman-Sims Simple Group
Some simple Groups, which are determined by the set of their character degrees VIII.
Some simple Groups, which are determined by the set of their character degrees IX.
The p-adic Cohomology of Varieties over Finite Fields and Applications on the Computation of Zeta Functions
On t-Covering Arrays
On non-polynomial Latin squares
Mathematical Background of Public Key Cryptography