Document 931
Jacoby, V. E. 1986. Ethological Aspects of Plane’s Protection Against Birds. Proceedings of the International Bird Strike Committee, Copenhagen, Denmark IBSC18/WP15:128-132.
Jacoby, V. E. 1986. Ethological Aspects of Plane’s Protection Against Birds. Proceedings of the International Bird Strike Committee, Copenhagen, Denmark IBSC18/WP15:128-132.
