Media type: E-Article Title: ICAO Aviation System Block Upgrades: A Method for Identifying Training Needs Contributor: Lutte, Becky Published: ERAU Hunt Library - DIGITAL COMMONS JOURNALS, 2015 Published in: International Journal of Aviation, Aeronautics, and Aerospace (2015) Language: Not determined DOI: 10.15394/ijaaa.2015.1090 ISSN: 2374-6793 Keywords: Safety, Risk, Reliability and Quality ; Aerospace Engineering ; Civil and Structural Engineering Origination: Footnote: Access State: Open Access