So, Sin-hye, author
Pyongdan , 2006
Buku Teks
Parish, Romola, author
Routledge,, 2013
Buku Teks
Katili, J. A., author
Volcanological Survey of Indonesia, 1984
Buku Teks
Steenis, C. G. G. J. van, author
LIPI Press, 2010
Buku Teks
Korner, Christian
Springer, 2012
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