1. Seismicity of the caldera-making eruption of Mount Katmai, Alaska in 1912;Abe;Bull. Seismol. Soc. Am.,1979
2. Mt. Spurr's 1992 eruptions;Eos Trans. Am. Geophys. Union,1993
3. AVO (Alaska Volcano Observatory) Bimonthly Report, 1996. Double Issue, September–December 1996, Alaska Volcano Observatory, Fairbanks, Alaska, vol. 8 (5 and 6), 56.
4. Some notes on false alarms of volcanic activity and mud flows;Alcaraz,1989
5. Report on the eruptions of the Soufriere in St. Vincent, and on a visit to Montagne Pelee in Martinique;Anderson;Philos. Trans. R. Soc. London, A,1903