The Definition of Entropy for Quantum Unstable Systems: A View-Point Based on the Properties of Gamow States. - Osvaldo Civitarese; Manuel Gadella (Entropy, 2018)

On the Breaking of the U(1) Peccei-Quinn Symmetry and Its Implications for Neutrino and Dark Matter Physics. - Osvaldo Civitarese (Symmetry, 2024)