What to read on this topic

What to read on this topic:

Monitoring radon emission anomalies at Stromboli Island as a tracer of eruptive events and “near field” earthquakes .	G. Gervino, A. Lavagno, M. Laiolo, C. Cigolini, D. Coppola and L. Periale. Torino, Italy

Radon anomalies and volcanic eruptions.	Paolo Gasparini, Marta Silvia Maria Mantovani

Radon surveys and monitoring at active volcanoes: an open window on deep hydrothermal systems and their dynamics	Cigolini, Corrado ; Laiolo, Marco ; Coppola, Diego