| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Research Into the Effects of Machine-Initiated Electronic Control of the Roof Support System: Final Report | 978-92-826-8912-7 (92-826-8912-3) | 1997 |
D G · David Gwynn · David Gwynn Morgan · David Gwynn Morgan LLM · David M. Gwynn · DAVIES GWYNN · Robin D. Gwynn