Document 1227
Morgenroth, C. 2003. Recommendations for the official approval of gravel excavations below groundwater level with a view to bird strike prevention. Proceedings of 26th International Bird Strike Committee meeting. WP-AV5. 8 pages.
Morgenroth, C. 2003. Recommendations for the official approval of gravel excavations below groundwater level with a view to bird strike prevention. Proceedings of 26th International Bird Strike Committee meeting. WP-AV5. 8 pages.
