Vinogradov, N.V., author
Mir Publishers , [1966]
Buku Teks
Singh, Balbir
Vikas Publishing House, 1982
Buku Teks
Yu, Qiang, author
Springer Nature, 2019
eBooks
Universitas Indonesia, 2004
UI - Skripsi (Membership)
Firth, C. Barry, author
McGraw-Hill, 1979
Buku Teks