Preliminary Investigation of Oak Diseases in Illinois. Illinois Natural History Survey Bulletin, Champaign, IL, v. 21, n. 1-8, p. 195–230, 1941. DOI: 10.21900/j.inhs.v21.263. Disponível em: https://iopn.library.illinois.edu/journals/inhs/article/view/263.. Acesso em: 12 may. 2024.