Meirovitch, Leonard
Principles and techniques of vibrations / Leonard Meirovitch
Prentice-Hall, 1997
 Buku Teks SO
Fertis, Demeter G.
Mechanical and structural vibrations/ Demeter G. Fertis
John Wiley & Sons, 1995
 Buku Teks SO
Seto, William W.
Getaran mekanis=Mechanical vibrations / William W. Seto
Erlangga, 1985
 Buku Teks SO
M. Mohebbi
Designing a 2-degree of freedom model of an unbalanced engine and reducing its vibrations by active control
Faculty of Engineering, Universitas Indonesia, 2017
 Artikel Jurnal
Afan Gaffar
Javanese voters : a case study of election under a hegemonic party system
Gadjah Mada University Press, 1992
 Buku Teks SO