A STUDY OF THE EFFECT OF SEMI-ANGLE OF CONE ON THE VIBRATION CHARACTERISTICS OF CYLINDRICAL-CONICAL COUPLED SHELL STRUCTURE . Journal of Engineering, [S. l.], v. 18, n. 05, p. 651–660, 2012. DOI: 10.31026/j.eng.2012.05.09. Disponível em: https://www.joe.uobaghdad.edu.iq/index.php/main/article/view/2146. Acesso em: 28 apr. 2025.