1. An efficient computation of the solution of the block decoupling problem with coefficient assignment over a ring.;Assan;Kybernetika,1999
2. Computation of maximal pre-controllability submodules over a noetherian ring.;Assan;System and Control Letters,1999
3. Feedback invariance and injection invariance for systems over rings.;Assan;Proc. 15th IFAC Wordl Congress.,2002
4. Effective computation of maximal controlled invariant submodules over a principal ring.;Assan;Proc. 38th IEEE Conference on Decision and Control.,1999
5. Sylvester identity and multistep integer-preserving gaussian elimination.;Bareiss;Math. Comp.,1968