SCHAUB, M.; DUNN, C. vPlants: a Virtual Herbarium of the Chicago Region. First Monday, [S. l.], v. 7, n. 5, 2002. DOI: 10.5210/fm.v7i5.956. Disponível em: https://firstmonday.org/ojs/index.php/fm/article/view/956. Acesso em: 13 aug. 2022.