MA, Yanan. A Systematic Analysis of the Causes of Physics Learning Difficulties among Chinese Secondary School Students. BCP Business & Management, [S. l.], v. 41, p. 47–52, 2023. DOI: 10.54691/bcpbm.v41i.4409. Disponível em: https://bcpublication.org/index.php/BM/article/view/4409. Acesso em: 10 may. 2026.