BEECH, Mark Jonathan. In Memoriam: Peter Hellyer, 1947–2023. Proceedings of the Seminar for Arabian Studies, [S. l.], v. 53, p. vii-viii, 2024. Disponível em: https://archaeopresspublishing.com/ojs/index.php/PSAS/article/view/2505. Acesso em: 8 oct. 2025.