文章基本信息

标题：STRUCTURAL AND SEMIOTIC DIVERSITY IN THE DIDACTIC TRANSITION FROM THE NATURAL-NUMBER DOMAIN TO THE INTEGERS: A STUDY OF UNDERSTANDING IN THE FIELD OF ADDITIVE RELATIVITY
作者：GONZÁLEZ-MARÍ, José Luis ; RICO ROMERO, Luis ; GALLARDO, Jesús 等
期刊名称：Electronic Journal of Research in Educational Psychology
电子版ISSN：1696-2095
出版年度：2009
卷号：7
期号：1
出版社：University of Almeria