2~5岁学前儿童数概念的发展水平及过程——理解者水平理论的视角
韩瑽瑽 张静 陈英和
The Developmental Levels and Process of Number Concept in Preschoolers: From the View of Knower Levels Account
心理科学 . 2013, (5): 1133 -1139 .