Ultra-high energy cosmic rays: origin and propagation

Anisotropies in the Flux of Ultra High Energy Cosmic Rays

Kinematic effects and the break of statistical isotropy of the cosmic microwave background...

The impact of systematic effects on the cosmic distance ladder

The opacity of the extragalactic medium to gamma radiation

Hadronic interactions and the development of extensive air showers

Extragalactic background light studies with gamma rays via Markov chain Monte Carlo...