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2. Certification specification for engines – CS-E,2007
3. The development of a substitute artificial bird by the international birdstrike research group for use in aircraft component testing;Budgey,2000
4. The development of a substitute bird model;Wilbeck;Transactions of ASME Journal of Engineering for Gas Turbine and Power,1981
5. Transient three dimensional finite element analysis of a bird striking a fan blade;Mao;International Journal of Crashworthiness,2008