1. Stability of the Cauchy horizon for cosmological black holes in spherical symmetry
  2. Strong cosmic censorship for the spherically symmetric Einstein-Maxwell-charged-Klein-Gordon system with positive \( \Lambda \): stability of the Cauchy horizon and \( H^1 \) extensions
  3. Decay of solutions of the wave equation in cosmological spacetimes - a numerical analysis
    joint work with Alex Vañó-Viñuales
  4. Explicit formulas and decay rates for the solution of the wave equation in cosmological spacetimes
    joint work with José Natário