Event Tree Analysis (ETA) 2 : System analysis technique that explores responses to an initiating event and enables assessment of the probabilities of unfavorable or favorable outcomes
US Department of Transportation, Federal Aviation Administration, Reusable Launch and Reentry Vehicle System Safety Process, Advisory Circular AC No: 431.35-2A (Initiated by: AST-1 - July 20, 2005), Washington, DC,USA 2005. (Avn Sfty - Amer) {504}