обработка ручьёв штампа . Materjalitehnika terminibaas. Estonian Language Institute, Sõnaveeb 2026. https://sonaveeb.ee/search/unif//mtr/%D0%BE%D0%B1%D1%80%D0%B0%D0%B1%D0%BE%D1%82%D0%BA%D0%B0%20%D1%80%D1%83%D1%87%D1%8C%D1%91%D0%B2%20%D1%88%D1%82%D0%B0%D0%BC%D0%BF%D0%B0/1/rus (10.11.2026)