YINUO GUO. CLASSICAL VS. QUANTUM BEHAVIOR IN THE PARTICLE-IN-A-BOX MODEL: Received: 16th January 2026, Revised: 23rd March 2026, Accepted: 17th June 2026, Date of Publication: 14th August 2026. MATTER: International Journal of Science and Technology, [S. l.], v. 12, p. 37–54, 2026. DOI: 10.20319/mijst.2026.12.3754. Disponível em: https://mail.grdspublishing.org/index.php/matter/article/view/3295. Acesso em: 14 aug. 2026.