| Title | Gallium nitride materials-progress, status, and potential roadblocks |
| Publication Type | Journal Article |
| Year of Publication | 2002 |
| Authors | Davis, R. F., A. M. Roskowski, E. A. Preble, J. S. Speck, B. Heying, J. A. Freitas, EVAN. R. Glaser, and WILLIAM. E. Carlos |
| Journal | Proceedings of the IEEE |
| Volume | 90 |
| Pagination | 993–1005 |