"SIBMAS". Newtown, Connecticut, United States: Forecast International, Incorporated. August 1998. Archived from the original on 20 December 2018. Retrieved 20 December 2018.
"Trade Registers". Armstrade.sipri.org. Archived from the original on 29 December 2017. Retrieved 3 December 2014.
web.archive.org
"SIBMAS". Newtown, Connecticut, United States: Forecast International, Incorporated. August 1998. Archived from the original on 20 December 2018. Retrieved 20 December 2018.
Chant, Christopher (1987). A Compendium of Armaments and Military Hardware. New York: Routledge & Kegan Paul. pp. 40–41. ISBN0-7102-0720-4. OCLC14965544.
Siang, Lim Kit (1982). Malaysia in the dangerous 80s. Kuala Lumpur: DAP Press. p. 94. OCLC8648953.
Das, K. (1986). The Musa Dilemma: Reflections on the Decision of Datuk Musa Hitam to Quit the Government of Datuk Seri Dr. Mahathir Mohamad. Kuala Lumpur: K. Das. pp. 92–94. OCLC14388098.