and Ivan Yashchenko · Ivan Yakushin
| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Invitation to a Mathematical Festival | 978-0-8218-6905-5 (0-8218-6905-1) | 2013 | |
| Moscow Mathematical Olympiads, 2000-2005 | 978-0-8218-6906-2 (0-8218-6906-X) | 2011 | Roman Fedorov · Alexei Belov · Alexander Kovaldzhi |