Shakeeb Al-Sarraf Z, Mohammed Jamel Ali S. Study the Transverse Vibration of a Beam With Different Length. AREJ [Internet]. 2009 Feb. 1 [cited 2025 Oct. 2];17(1):83-91. Available from: https://jcis.uomosul.edu.iq/index.php/arej/article/view/31062