SEIDEL, M.; MURAKAMI, C. .; EGAN, J.; POPE, J.; TSAI, C.-L. Impact of COVID-19 on Pennsylvania farm revenue: Looking back at the 2020 season. Journal of Agriculture, Food Systems, and Community Development, Ithaca, NY, USA, v. 11, n. 1, p. 21–26, 2021. DOI: 10.5304/jafscd.2021.111.015. Disponível em: https://www.foodsystemsjournal.org/index.php/fsj/article/view/1037. Acesso em: 9 aug. 2022.