DEY, K. K.; PAUL, A. C. On a Pair of (σ, τ)-derivations of Semiprime Γ-rings. Journal of Scientific Research, [S. l.], v. 3, n. 3, p. 515–524, 2011. DOI: 10.3329/jsr.v3i3.7659. Disponível em: https://banglajol.info/index.php/JSR/article/view/7659. Acesso em: 20 oct. 2024.