WHYMARK, A. A review of evidence for a Gulf of Tonkin location for the Australasian tektite source crater. Thai Geoscience Journal, Bangkok, Thailand, v. 2, n. 2, p. 1–29, 2021. Disponível em: https://ph03.tci-thaijo.org/index.php/TGJ/article/view/1782. Acesso em: 16 sep. 2026.