A Natural Extension of the Universal Enveloping Algebra Functor to Crossed Modules of Leibniz Algebras. - Rafael Fernández-Casado; Xabier García-Martínez; Manuel Ladra (Appl. Categorical Struct., 2017)

A New Characterisation of Groups Amongst Monoids. - Xabier García-Martínez (Appl. Categorical Struct., 2017)