GOLDENBERG, G. In memoriam Robert Hetzron (1938-1997). Aethiopica, [S. l.], v. 2, n. 1, p. 198-200, 1999. DOI: 10.15460/aethiopica.2.1.544. Disponível em: https://journals.sub.uni-hamburg.de/aethiopica/article/view/544. Acesso em: 4 aug. 2020.