TY  - JOUR 
T1  - Expectancy–value beliefs as predictors of positive–valence emotions and their variation across academic tracks in high school Physics
JO  - Revista Brasileira de Ensino de Física
A1  - Casas, Antonio Javier
A1  - Fernández-Theoduloz, Gabriela
A1  - Ortuño, Victor
A1  - Tonks, Stephen M.
SN  - 1806-1117
UL  - 10.1590/1806-9126-RBEF-2025-0353
VL  - 48 
Y1  - 2026
PB  - Brasil 
ER  -