kerg . EKI Combined Dictionary 2026. Estonian Language Institute, Sõnaveeb 2026. https://sonaveeb.ee/search/unif/est/eki/kerg/1/est (24.09.2026)
kerg . EKI terminibaas Esterm. Estonian Language Institute, Sõnaveeb 2026. https://sonaveeb.ee/search/unif/est,mul/esterm/kerg/1/est (24.09.2026)