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lained, mille faaside vahe ei muutu aja jooksul; neil on sama lainepikkus
koherentsed valguslained . Koolisõnastikud 2005–2010. Estonian Language Institute, Sõnaveeb 2026. https://sonaveeb.ee/search/unif//kool_KV/koherentsed%20valguslained/1/est (18.07.2026)
