Document 1485
Shergalin, J.E. 1992. Bird Strikes analysis in Estonia 1989-1991. Proceedings of the International Bird Strike Committee, Jerusalem, Israel IBSC21/WP29:281-286.
Shergalin, J.E. 1992. Bird Strikes analysis in Estonia 1989-1991. Proceedings of the International Bird Strike Committee, Jerusalem, Israel IBSC21/WP29:281-286.
