OBAFEMI, D. T. A.; ONWIODUOKIT, F. A. Identification of Difficult Concepts in Senior Secondary School Two (SS2) Physics Curriculum in Rivers State, Nigeria. Asian Journal of Education and e-Learning, [S. l.], v. 1, n. 5, 2013. Disponível em: https://ajouronline.com/index.php/AJEEL/article/view/483. Acesso em: 20 apr. 2024.