@article{justine2025,
title = {Effectiveness of Cross-Age Tutoring on Problem-Solving Skills in Trigonometry Among Grade 9 Students},
author = {Justine Ace Guanga and Eloise Barañao and Rhumer Lañojan and Jean Bergante and Esmaida Andang-Alaiden},
journal = {Psychology and Education: A Multidisciplinary Journal},
volume = {49},
number = {10},
pages = {1331-1343},
year = {2025},
doi = {10.70838/pemj.491008},
}