Launois S, Lopes SA. Automorphisms and derivations of $U_q(\mathfraksl^+_4)$. Journal of Pure and Applied Algebra. 2007;211:249-264.Edit

Launois S, Lopes SA. Automorphisms and derivations of $U_q(\germ s\germ l^+_4)$. J. Pure Appl. Algebra. 2007;211:249-264.Edit

[2007-38] Carvalho PA, Lopes SA. Automorphisms of Generalized Down-Up Algebras .Edit

Carvalho PA, Lopes SA. Automorphisms of generalized down-up algebras. Comm. Algebra. 2009;37:1622-1646.

[2012-44] Launois S, Lopes SA. Classification of factorial generalized down-up algebras .Edit

Launois S, Lopes SA. Classification of factorial generalized down-up algebras. J. Algebra. 2013;396:184-206.Edit

[2014-40] Benkart G, Lopes SA, Ondrus M. Derivations of a parametric family of subalgebras of the Weyl algebra .Edit

Benkart G, Lopes SA, Ondrus M. Derivations of a parametric family of subalgebras of the Weyl algebra. J. Algebra. 2015;424:46-97.Edit

[2009-48] Carvalho PA, Lopes SA, Matczuk J. Double Ore extensions versus iterated Ore extensions .Edit

Carvalho PA, Lopes SA, Matczuk J. Double Ore extensions versus iterated Ore extensions. Comm. Algebra. 2011;39:2838-2848.Edit

[2014-17] Lopes SA, Lourenço JN. A multiparameter family of irreducible representations of the quantum plane and of the quantum Weyl algebra .Edit

Lopes SA, Lourenço J.. A multiparameter family of irreducible representations of the quantum plane and of the quantum Weyl algebra. Portugaliae Mathematica. 2015;72:407-419.Edit

[2015-17] Lopes SA. Non-Noetherian generalized Heisenberg algebras .

Lopes SA. Non-Noetherian generalized Heisenberg algebras. Journal of Algebra and its Applications. 2017;16(4):1750064.

[2013-27] Benkart G, Lopes SA, Ondrus M. A Parametric Family of Subalgebras of the Weyl Algebra I. Structure and Automorphisms .Edit

Benkart G, Lopes SA, Ondrus M. A Parametric Family of Subalgebras of the Weyl Algebra I. Structure and Automorphisms. Trans. Amer. Math. Soc.. 2015;367(3):1993-2021.Edit

Benkart G, Lopes SA, Ondrus M. A parametric family of subalgebras of the Weyl algebra II. Irreducible modules. In: Recent developments in algebraic and combinatorial aspects of representation theory. Vol 602. Amer. Math. Soc., Providence, RI; 2013. 7. p. 73-98p. (Contemp. Math.; vol 602).Edit

[2013-28] Benkart G, Lopes SA, Ondrus M. A Parametric Family of Subalgebras of the Weyl Algebra II. Irreducible Modules .Edit

Benkart G, Lopes SA, Ondrus M. A Parametric Family of Subalgebras of the Weyl Algebra II. Irreducible Modules. In: Contemp. Math. Vol 602 Recent developments in algebraic and combinatorial aspects of representation theory.; 2013. 7. p. 73-98p. Edit

Lopes SA. Primitive ideals and irreducible representations of $U_q(sl^+_4)$. Communications in Algebra. 2006;34(12):4523-4550.

Lopes SA. Primitive ideals of $U_q(\germ sl^+_n)$. Comm. Algebra. 2006;34:4523-4550.

[2016-29] Lopes SA, Kadison L, Hernandez A. A Quantum Subgroup Depth .Edit

Hernandez A, Kadison L, Lopes SA. A quantum subgroup depth. Acta Math. Hung.. 2017;152(1):166-185.Edit

Lopes SA. Separation of Variables for $U_q(\mathbfsl_n+1)^+$. Canadian Mathematical Bulletin. 2005;48(4):587-600.

Lopes SA. Separation of variables for $U_q(\germsl_n+1)^+$. Canad. Math. Bull.. 2005;48:587-600.