Document 922
Italian Civil Aviation Authority 1984. Airports Survey and Bird Strike Statistic 1981/82/83. Proceedings of the International Bird Strike Committee, Rome, Italy IBSC17/WP13:198-211.
Italian Civil Aviation Authority 1984. Airports Survey and Bird Strike Statistic 1981/82/83. Proceedings of the International Bird Strike Committee, Rome, Italy IBSC17/WP13:198-211.
