International Centre for Scientific and Technical Information & ︠T︡Sentralʹnoe konstruktorskoe b︠i︡uro unikalʹnogo priborostroeni︠i︡a AN SSSR. Kompʹ︠i︡uterna︠i︡a optika. ︠T︡Sentr.
Lua i Stíl Chicago (17ú heag.)International Centre for Scientific and Technical Information agus ︠T︡Sentralʹnoe konstruktorskoe b︠i︡uro unikalʹnogo priborostroeni︠i︡a AN SSSR. Kompʹ︠i︡uterna︠i︡a Optika. Moskva: ︠T︡Sentr.
Lua MLA (8ú heag.)International Centre for Scientific and Technical Information agus ︠T︡Sentralʹnoe konstruktorskoe b︠i︡uro unikalʹnogo priborostroeni︠i︡a AN SSSR. Kompʹ︠i︡uterna︠i︡a Optika. ︠T︡Sentr.
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