| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| The IMS: IP Multimedia Concepts and Services | 978-0-470-01906-1 (0-470-01906-9) | 2006 | Miikka Poikselkä · Aki Niemi · Georg Mayer |
| The IMS: IP Multimedia Concepts and Services in the Mobile Domain | 978-0-470-87113-3 (0-470-87113-X) | 2004 | Miikka Poikselkä · Georg Mayer · Aki Niemi |