De Gregorio, Sofia, et al. “Magma Supply Dynamics at Mt. Etna (Italy) Inferred from Peripheral Soil CO2 Emissions: Insights into the 2018 Flank Eruption and the 2021 Paroxysmal Activity”. Annals of Geophysics, vol. 69, Oct. 2026, https://doi.org/10.4401/ag-9659.