2013

Ponomareva Vera, Portnyagin Maxim, Derkachev Alexander, Pendea I. Florin, Bourgeois Joanne, Reimer Paula J., Garbe-Schönberg Dieter, Krasheninnikov Stepan, Nürnberg Dirk (2013) Early Holocene M~6 explosive eruption from Plosky volcanic massif (Kamchatka) and its tephra as a link between terrestrial and marine paleoenvironmental records // International Journal of Earth Sciences. Vol. 102, No. 6. pp. 1673-1699. doi: 10.1007/s00531-013-0898-0.

2009

Krasheninnikov Stepan, Portnyagin Maxim, Ponomareva V.V., Bergal-Kuvikas Olga, Mironov Nikita (2009) Periodic volcanic activity of Klyuchevskoy and Ushkovsky volcanoes during the early Holocene inferred from tephra study // . Fairbanks: Alaska University.

2008

Portnyagin Maxim, Ponomareva Vera, Bindeman Ilya, Bogaard Christel, Krasheninnikov Stepan, Bergal-Kuvikas Olga, Mironov Nikita, Plechova Anastasia, Hoernle Kaj (2008) Millennium-scale major element variations of Klyuchevskoy volcano magmas (Kamchatka) revealed from high-resolution study of tephra deposits // IAVCEI, Reykjavik.