不同等级与层面的词汇知识对阅读和写作水平的影响
白丽芳, 戴春燕
 The Impacts of Different Frequency Bands and Dimensions of  Lexical  Knowledge on the Ability  of  Reading and Writing
BAI Li-Fang, DAI Chun-Yan
外语教学理论与实践 . 2013, (02): 72 -78 .