Document 1425
Schwarzenbach, T. 1978. The Birdstrike Reporting System in Swissair. Proceedings of the Bird Strike Committee Europe. BSCE13-WP6. Bern, Switzerland. 7 pages.
Schwarzenbach, T. 1978. The Birdstrike Reporting System in Swissair. Proceedings of the Bird Strike Committee Europe. BSCE13-WP6. Bern, Switzerland. 7 pages.
