| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Environmental Engineering and Renewable Energy: Proceedings of the First International Conference on "Environmental Engineering and Renewable Energy" Ulaanbaatar, Mongolia, 7-10 September 1998 | 978-O-O8-O43OO6-5 (O-O8-O43OO6-6) | 1998 |