Copson, E.T.
Cambridge University Press, 1968
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Zlokovic, George M., author
Ellis Horwood, 1992
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Gibran Brahmanta Patriajati, author
Fakultas Ilmu Komputer Universitas Indonesia, 2022
UI - Skripsi (Membership)
Koosis, Paul
Cambridge University Press , 1980
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Duren, Peter L., author
Academic Press, 1970
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