1. Gas, Plume, and Thermal Monitoring;S A Carn;Encyclopedia of volcanoes,2015
2. Chemical composition and metal capacity of magmatic gases of Gorelyi volcano;I V Chaplygin;Kamchatka. Dokl. Earth Sc,2015
3. Origin of the fumarolic fluids of Vulcano Island, Italy and implications for volcanic surveillance;I Chaplygin;Geochemistry of volcanic gas from Avachinsky volcano,1995
4. Problems of Explosive Volcanism" (To the 50th anniversary of the catastrophic eruption of Bezymianny volcano);V A Droznin;Proceedings of the International Symposium,2003