Mayo, Elton
Harvard University Press, 1948
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S. Soejatmi Satari
Yogayakrta International Association of Historians of Asia (IAHA) 1974
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Hasan Muarif Ambary
Proyek Penelitian Purbakala, 1981
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Morawetz, Cathleen S.
Society for Industrial and Applied Mathematics, 1975
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Hoogervorst, Tom Gunnar
Faculty of Humanities University of Indonesia, 2011
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