Raudino, Simone, author
Palgrave Macmillan, 2016
Buku Teks
Chandrasekhar, S., author
Frederick A. Praeger, 1965
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Arnold, H.J.P., author
Dufour Editions, 1966
Buku Teks
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Van den Berg, Hendrik, 1949-, author
NJ World Scientific, 2011
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