LA, A. Ether in Biquaternionic Presentatioin, Its Density and Properties. Annals of Mathematics and Physics, [S. l.], v. 8, n. 4, p. 112–116, 2025. DOI: 10.17352/amp.000156. Disponível em: https://www.mathematicsgroup.com/amp/article/view/AMP-8-256. Acesso em: 11 oct. 2025.