gl RSS (abbreviation of Soviet Socialist Republic) · de SSR (abbreviation of Soviet Socialist Republic) · be ССР (abbreviation of Soviet Socialist Republic) · lt TSR (abbreviation of Soviet Socialist Republic) · sq RSS (abbreviation of Soviet Socialist Republic) · kk ССР (abbreviation of Soviet Socialist Republic) · hy ՍՍՀ (abbreviation of Soviet Socialist Republic) · oc RSS (abbreviation of Soviet Socialist Republic) · tk ССР (abbreviation of Soviet Socialist Republic) · it RSS (abbreviation of Soviet Socialist Republic) · es RSS (abbreviation of Soviet Socialist Republic) · kk КСР (abbreviation of Soviet Socialist Republic) · uz SSR (abbreviation of Soviet Socialist Republic) · el ΣΣΔ (abbreviation of Soviet Socialist Republic) · uz ССР (abbreviation of Soviet Socialist Republic) · nl SSR (abbreviation of Soviet Socialist Republic) · sv SSR (abbreviation of Soviet Socialist Republic) · fi SNT (abbreviation of Soviet Socialist Republic) · az ССР (abbreviation of Soviet Socialist Republic) · fr RSS (abbreviation of Soviet Socialist Republic) · mk ССР (abbreviation of Soviet Socialist Republic) · hy ԽՍՀ (abbreviation of Soviet Socialist Republic) · da SSR (abbreviation of Soviet Socialist Republic) · eo SSR (abbreviation of Soviet Socialist Republic) · ro RSS (abbreviation of Soviet Socialist Republic) · pt RSS (abbreviation of Soviet Socialist Republic) · ast RSS (abbreviation of Soviet Socialist Republic) · sh ССР (abbreviation of Soviet Socialist Republic) · ka სსრ (abbreviation of Soviet Socialist Republic) · tk SSR (abbreviation of Soviet Socialist Republic) · az SSR (abbreviation of Soviet Socialist Republic) · lv PSR (abbreviation of Soviet Socialist Republic) · ky ССР (abbreviation of Soviet Socialist Republic) · cs SSR (abbreviation of Soviet Socialist Republic) · sk SSR (abbreviation of Soviet Socialist Republic) · hu SZSZK (abbreviation of Soviet Socialist Republic) · ru ССР (abbreviation of Soviet Socialist Republic) · ro РСС (abbreviation of Soviet Socialist Republic) · kk KSR (abbreviation of Soviet Socialist Republic) · pl SRR (abbreviation of Soviet Socialist Republic) · tg ҶШС (abbreviation of Soviet Socialist Republic) · bg ССР (abbreviation of Soviet Socialist Republic) · sl SSR (abbreviation of Soviet Socialist Republic) · ca RSS (abbreviation of Soviet Socialist Republic) · tyv ССР (abbreviation of Soviet Socialist Republic) · uk РСР (abbreviation of Soviet Socialist Republic) · et NSV (abbreviation of Soviet Socialist Republic) · sh SSR (abbreviation of Soviet Socialist Republic)