Pecequilo, Cristina, and Francisco Luiz Marzinotto Jr,. “US POWER AND THE MULTINATIONAL TECH COMPANIES OF THE DIGITAL ERA: AN ANALYSIS OF THE OBAMA AND THE TRUMP GOVERNMENTS OLIGOPOLIZATION (2009 2021)”. AUSTRAL: Brazilian Journal of Strategy & International Relations, vol. 11, no. 21, Nov. 2022, doi:10.22456/2238-6912.124268.