GYÖRGYI , József. FREQUENCY-DEPENDENT GEOMETRICAL STIFFNESS MATRIX FOR THE VIBRATION ANALYSIS OF BEAM SYSTEMS Periodica Polytechnica Civil Engineering, [S. l.], v. 25, n. 3-4, p. 151–163, 1981. Disponível em: https://pp.bme.hu/ci/article/view/4082. Acesso em: 17 may. 2024.