случайная выборка . Haridussõnastik. Estonian Language Institute, Sõnaveeb 2026. https://sonaveeb.ee/search/unif//har/%D1%81%D0%BB%D1%83%D1%87%D0%B0%D0%B9%D0%BD%D0%B0%D1%8F%20%D0%B2%D1%8B%D0%B1%D0%BE%D1%80%D0%BA%D0%B0/1/rus (21.06.2026)
случайная выборка . Loomakasvatuse terminibaas. Estonian Language Institute, Sõnaveeb 2026. https://sonaveeb.ee/search/unif//lkt/%D1%81%D0%BB%D1%83%D1%87%D0%B0%D0%B9%D0%BD%D0%B0%D1%8F%20%D0%B2%D1%8B%D0%B1%D0%BE%D1%80%D0%BA%D0%B0/1/rus (21.06.2026)