1. Lecture Notes in Computer Science;S.A. Abramov,2013
2. Abramov, S.A., Barkatou, M.A.: On solution spaces of products of linear differential or difference operators. ACM Communications in Computer Algebra (accepted)
3. Abramov, S.A., Barkatou, M.A., Khmelnov, D.E.: On full-rank differential systems with power series coefficients. J. Symbolic Comput. (accepted)
4. Abramov, S.A., Khmelnov, D.E.: Desingularization of leading matrices of systems of linear ordinary differential equations with polynomial coefficients. In: International Conference “Differential Equations and Related Topics” Dedicated to I.G.Petrovskii, Moscow, MSU, May 30-June 4, p. 5. Book of Abstracts (2011)
5. Abramov, S.A., Khmelnov, D.E.: On singular points of solutions of linear differential systems with polynomial coefficients. J. Math. Sciences 185(3), 347–359 (2012)