MV* - Algebras. - Renato A. Lewin; Marta Sagastume; Pedro Massey (Log. J. IGPL, 2004)

Chang's L(stroke)* Logic. - Renato A. Lewin; Marta Sagastume; Pedro Massey (Log. J. IGPL, 2004)

Dominant subspace and low-rank approximations from block Krylov subspaces without a gap. - Pedro Massey (CoRR, 2021)

Block subspace expansions for eigenvalues and eigenvectors approximation. - Francisco Arrieta Zuccalli; Pedro Massey; Demetrio Stojanoff (CoRR, 2024)