Barbero, J. FernandoSánchez Villaseñor, Eduardo Jesús2016-09-062016-09-062002Barbero, J. F., & Villaseñor, E. J. S. (2002). Diff-invariant kinetic terms in arbitrary dimensions. Physical Review D, 65(12), 125020. https://doi.org/10.1103/PhysRevD.65.1250200556-2821http://hdl.handle.net/11268/5716We study the physical content of quadratic diff-invariant Lagrangians in arbitrary dimensions by using covariant symplectic techniques. This paper extends previous results in dimension four. We discuss the difference between the even and odd dimensional cases.engjournal article10.1103/PhysRevD.65.125020restricted accessAstrofísicaAstronomíaAstrofísicaAstronomía