Gaya APA
Bulletin of Volcanic Eruptions No. 31, Annual Report of the World Volcanic Eruptions in 1994. ().
Japan:
Volcanological Society of Japan.
Gaya MLA
Bulletin of Volcanic Eruptions No. 31, Annual Report of the World Volcanic Eruptions in 1994.
.
Japan:
Volcanological Society of Japan,
.
.