разряд аккумулятора . Koolisõnastikud 2005–2010. Estonian Language Institute, Sõnaveeb 2026.
https://sonaveeb.ee/search/unif//kool_KV/%D1%80%D0%B0%D0%B7%D1%80%D1%8F%D0%B4%20%D0%B0%D0%BA%D0%BA%D1%83%D0%BC%D1%83%D0%BB%D1%8F%D1%82%D0%BE%D1%80%D0%B0/1/rus (26.10.2026)

разряд аккумулятора . Koolisõnastikud 2005–2010. Estonian Language Institute, Sõnaveeb 2026.
https://sonaveeb.ee/search/unif//kool_KV/%D1%80%D0%B0%D0%B7%D1%80%D1%8F%D0%B4%20%D0%B0%D0%BA%D0%BA%D1%83%D0%BC%D1%83%D0%BB%D1%8F%D1%82%D0%BE%D1%80%D0%B0/1/rus (26.10.2026)