Kelly Whealan GEORGE. Determining the Global Economic Inter-Relationships of the U.S. Air Transportation Services Industry Using Input-Output Analysis. New Innovations in Economics, Business and Management Vol. 1, [S. l.], p. 117–128, 2021. DOI: 10.9734/bpi/niebm/v1/14187D. Disponível em: https://stm.bookpi.org/NIEBM-V1/article/view/4393. Acesso em: 13 jun. 2026.