7Kim Nam-I1, Kim Moon-Young. Exact dynamic stiffness matrix of non-symmetric thin-walled curved beams subjected to initial axial force[ J]. Science Di- rect,2005,284:851 - 878.
8Jong-Shyong Wu, Lieh-Kwang Chiang. Free vibra- tion of a circularly timoshenko beam normal to its in- itial plane using finite curved beam elements[J].Computer and Structures ,2004,82:2525 - 2540.
9Jong-Shyong Wu, Lieh-Kwang Chiang. Out-of-plane responses of a circular curved timoshenko beam due to a moving load [J], Solids and Structures, 2003, 40 : 7425 - 7448.