Dark matter interacts with variable vacuum energy

por Sánchez G., I.E.

Extended tachyon field using form invariance symmetry

por Sánchez G., I.E.

Power spectra in extended tachyon cosmologies

por Sánchez G, I.E., Santillán, O.P.

Non-linear coupling in the dark sector as a running vacuum model

por De-Santiago, J., Sánchez G, I.E., Tamayo, D.

Constraints on a possible variation of the fine structure constant from galaxy cluster data

por Holanda, R.F.L., Landau, S.J., Alcaniz, J.S., Sánchez, G.I.E., Busti, V.C.