Levorsen, A.I.
San Fransisco: W.H. Freeman, 1967
Buku Teks
Richard C Selley
Academic Press, 1998
Buku Teks
Link, Peter K.
Oil & Gas Consultants International, 1982
Buku Teks
Schubert, Richard C.
Prentice-Hall, 1981
Buku Teks
Blight, Richard C.
[publisher not identified], JAL, 42 (1) January 1976
Buku Teks