Higher order graded and berezinian lagrangian densities and their Euler-Lagrange equations J. Monterde — 1992 Annales de l'I.H.P. Physique théorique
Graded Poisson structures on the algebra of differential forms. J.V. Beltrán; J. Monterde — 1995 Commentarii mathematici Helvetici
A new proof of the existence of hierarchies of Poisson-Nijenhuis structures. Monterde, J. — 2004 Portugaliae Mathematica. Nova Série