Four-Dimensional Algebras А4 With Radical R(A4) Of Dimension 0 And 1". Eurasian Journal of Physics,Chemistry and Mathematics, [S. l.], v. 48, p. 1–5, 2025. Disponível em: https://geniusjournals.org/index.php/ejpcm/article/view/7082. Acesso em: 20 jan. 2026.