TY  - GEN
AU  - Ginsburg, Herbert
AU  - Kossan, Nancy
AU  - Schwartz, Robert
AU  - Swanson, David
TI  - Protocol methods in research on mathematical thinking
KW  - Psicologia Educacional
KW  - 3500 - Psicologia Educacional
UR  - https://catalogo.ispa.pt/opac/biblioteca/localizacao_doc/e2.htm
ER  -