@article{emerlyn2025,
title = {Concrete–Pictorial–Abstract Approach in Developing Students' Understanding of Surface Area of Solids},
author = {Emerlyn Abrenica},
journal = {Psychology and Education: A Multidisciplinary Journal},
volume = {47},
number = {9},
pages = {1071-1075},
year = {2025},
doi = {10.70838/pemj.470903},
}