TY - JOUR T1 - A numerical method for free vibration analysis of beams JO - Latin American Journal of Solids and Structures A1 - Prokić, A. A1 - Bešević, M. A1 - Lukić, D. SN - 1679-7825 UL - 10.1590/S1679-78252014000800009 VL - 11 Y1 - 2014 PB - Brasil ER -