GU, Jintao; SHENG, Meiping. IMPROVED ENERGY RATIO METHOD TO ESTIMATE COUPLING LOSS FACTORS FOR SERIES COUPLED STRUCTURE. Journal of Mechanical Engineering, [S. l.], v. 45, n. 1, p. 37–40, 2015. DOI: 10.3329/jme.v45i1.24382. Disponível em: https://www.banglajol.info/index.php/JME/article/view/24382. Acesso em: 13 jun. 2025.