On permuting Z_4-f and Z_4-(f,g)- derivations of lattices. JOURNAL OF BASICS AND APPLIED SCIENCES RESEARCH, [S. l.], v. 3, n. 6, p. 113–120, 2025. DOI: 10.4314/jobasr.v3i6.13. Disponível em: https://jobasrfudutsinma.com/index.php/ojs-files/article/view/64. Acesso em: 25 mar. 2026.