Origin of calderas: discriminating between collapses and explosions

by Izumi Yokoyama
Published 2017-01-01

Eruption patterns of parasitic volcanoes

by Izumi Yokoyama
Published 2015-07-01

Krakatau caldera deposits: revisited and verification by geophysical means

by Izumi Yokoyama
Published 2014-10-01

Eruption products of the 1883 eruption of Krakatau and their final settlement

by Izumi Yokoyama
Published 2015-06-01

Optimal combination of wage cuts and layoffs—the unexpected side effect of a performance-based payment system

by Izumi Yokoyama, Takuya Obara
Published 2017-12-01