Ranking journals by impact factor, we divide the source journals of the SCI and the CSCD into different Bradford zones.This leads to a unified weighting scheme for scientific journals.是什么意思_Ranking journals by impact factor, we divide the source journals of the SCI and the CSCD into different Bradford zones.This leads to a unified weighting scheme for scientific journals.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句