Pagotto, Daniel, Rodrigo Barbosa, Cândido Borges, and Vânia Nassif. “Entrepreneurs’ Negative Feelings and the Covid-19: An Analysis of Tweets”. Journal of Sustainable Competitive Intelligence 12 (July 11, 2022): e0414. Accessed August 26, 2026. https://alumnijournals.org/rev/article/view/191.