On Groups admitting a Word whose Values are Engel. - Raimundo Bastos; Pavel Shumyatsky; Antonio Tortora; Maria Tota (Int. J. Algebra Comput., 2013)

q-Tensor and Exterior Centers, Related Degrees and Capability. - Raimundo Bastos; Ricardo de Oliveira; Guram Donadze; Noraí Romeu Rocco (Appl. Categorical Struct., 2023)