Cambridge University Press · Springer
| title | media type | ISBN-13 | year of publica- tion | other author(s) |
|---|---|---|---|---|
| Contact Geometry and Nonlinear Differential Equations | Printed Access Code | 978-0-511-73514-1 | 2010 | Alexei Kushner · Valentin Lychagin |
| Contact Geometry and Nonlinear Differential Equations | Hardcover | 978-0-521-82476-7 | 2006 | Alexei Kushner · Valentin Lychagin |
| The Tunguska Mystery | Paperback | 978-1-4614-2925-8 | 2012 | |
| The Tunguska Mystery | Hardcover | 978-0-387-76573-0 | 2009 | |