CER-11 was a portable digital military computer, developed at Institute Mihajlo Pupin, located in Serbia, in a period between 1965 and 1966.

CER-11 was designed by Prof. Dr. Tihomir Aleksic and Prof. Dr Nedeljko Parezanovic, along with their associates ( M. Momcilovic, D. Hristovic, M. Maric, M. Hruska, P. Vrbavac et al.). . The computer was based on the transistor-diode logic circuitry and the paper tape equipments. This digital computer was used in SFRY's Army JNA until 1988.

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  CER-11 computer (inside view)
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  Memory sense amplifiers for CER computers.

• Tihomir Aleksic
• CER Computers
• Institute Mihajlo Pupin
• History of computer hardware in the SFRY

• Dragana Becejski-Vujaklija, Nikola Markovic(Ed): "50 Years of Computing in Serbia (HRONIKA DIGITALNIH DECENIJA)", pp. 38, 56 and 76, DIS, IMP and PC Press, Belgrade 2011.
• Jelica Protic, D.Ristanovic: "Building Computers in Serbia", ComSYS, vol.8, No 3, pp 549–571, June 2011.
• V.Paunovic, D.Hristovic, "Review and analysis of the CER computers", Proc.of the ETRAN-2000 Conference, pp. 79–82, Sokobanja June 2000. (In Serbian).
• Dusan Hristovic: "Razvoj računarstva u Srbiji" (Computing technology in Serbia), PHLOGISTON journal, No 18/19, pp. 89–105, Museum MNT/SANU, Belgrade, 2010/2011.