| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| I.S.D.N.: The Commercial Benefits | 978-0-903969-29-1 (0-903969-29-7) | 1986 | David Lewin |
| Ovum Forecasts: Global Mobile Markets | 978-1-902566-06-1 (1-902566-06-8) | 1999 | Jeremy Green |
| Ovum Forecasts: Telecoms, the Internet and Digital TV | 978-1-902566-05-4 (1-902566-05-X) | 1999 | Eirwen Nichols · Chris Wright |
R.K. · Richard Kao · Richard Kay · Richard Kaye · Richard Key · Richard Kiy · Richard Koo · Richard Ku · Richards K