Plekhova, E. V, Perm National Research Polytechnic University
| Issue | Section | Title | Abstract | File |
| No 4 (2016) | ARTICLES | On invertibility of A linear operator connected with singular differential equations | Abstract |
 (Rus) |
| No 3 (2016) | ARTICLES | About Linear singular second-order equations with deviating argument | Abstract |
(Rus) |