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\bibitem{deAzcarraga+Izquierdo2013} de Azcarraga, J. A., \& Izquierdo, J. M. (2013). k-Leibniz algebras from lower order ones: From Lie triple to Lie l-ple systems. \textit{J. Math. Phys.}, \textit{54}(9), 093510--14pp.

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