TY  - GEN
AU  - Willms, J.
AU  - Jacobsen, Suzanne
TI  - Growth in mathematics skills during the intermediate years
KW  - Psicologia e Educacao
KW  - 3500 - Psicologia Educacional
UR  - https://catalogo.ispa.pt/opac/biblioteca/localizacao_doc/r4.htm
ER  -