AIAA 23rd Aerospace Sciences Meeting AIAA 20th Aerospace Sciences Meeting AIAA Aerospace Sciences Meeting AIAA 20th Aerospace Sciences Meeting. 1 AIAA Aerospace Science Meeting AIAA Aerpspace Sciences Meeting aAIAA 23rd Aerospace Sciences Meeting(23rd:1985:Nevada) AIAA Aerospace Sciences Meeting,20th aAIAA 23rd Aerospace Sciences Meeting(23rd:1985:Nevada). 3