1. EG-eliminations;Abramov;J. Differ. Equ. Appl.,1999
2. Higher-order linear differential systems with truncated coefficients;Abramov,2011
3. On solutions of linear functional systems;Abramov,2001
4. Linear algebra for skew-polynomial matrices;Abramov,2002
5. Regularization of linear recurrence systems;Abramov;Trans. A.M. Liapunov Inst.,2003