HRUSKA, A. J. Black-Eyed Susan Deformities. Blue Jay, [S. l.], v. 44, n. 4, 1986. DOI: 10.29173/bluejay4735. Disponível em: https://bluejayjournal.ca/index.php/bluejay/article/view/4735. Acesso em: 19 may. 2022.