Diegel, Olaf
Springer Nature, 2020
eBooks
Maguire, J.R
Thomas Telford Ltd., 2000
Buku Referensi
Dilworth, James B., 1939-
McGraw-Hill, 1992
Buku Teks SO
Dilworth, James B., 1939-
McGraw-Hill, 1992
Buku Teks SO
Doyle, Lawrence E.
Prentice-Hall, 1961
Buku Teks SO