A Century of Biological Research. Illinois Natural History Survey Bulletin, Champaign, IL, v. 27, n. 1-6, p. 85–234, 1958. DOI: 10.21900/j.inhs.v27.171. Disponível em: https://iopn.library.illinois.edu/journals/inhs/article/view/171.. Acesso em: 17 may. 2024.