J.A. Eclipse of the moon - September 2, 1830. South African Quarterly Journal, Cape Colony, v. 1, n. 4, p. 447–450, 1830. DOI: 10.21504/saqj.14.2675. Disponível em: https://journal.ru.ac.za/index.php/saqj/article/view/2675. Acesso em: 20 nov. 2025.