by V. Lawrence Parsegian ... [et.al.]
Academic Press, 1968
Buku Teks SO
edited by Ralph L. Bisco
John Wiley & Sons, 1970
Buku Teks SO
Astrom, Karl Johan, 1934-
Addison-Wesley, 1995
Buku Teks
edited by Andrea Scharnhorst, Katy Borner, Peter van den Besselaar
Springer-Verlag, 2012
eBooks
Ashford, Theodor Askounes
Holt, Rinehart and Winston, 1967
Buku Teks SO