On Singh’s dressed epsilon perspective of multigroup. JOURNAL OF BASICS AND APPLIED SCIENCES RESEARCH, [S. l.], v. 3, n. 3, p. 16–21, 2025. DOI: 10.4314/jobasr.v3i3.3. Disponível em: https://jobasrfudutsinma.com/index.php/ojs-files/article/view/200. Acesso em: 30 mar. 2026.