Quaternion Structure of the Hidden Multiverse: Explanation of Dark Matter and Dark Energy. Global Journal of Science Frontier Research, [S. l.], v. 15, n. A8, p. 9–15, 2016. Disponível em: https://journalofscience.org/index.php/GJSFR/article/view/2434. Acesso em: 24 sep. 2026.