Georgiades F. Corrigendum/Addendum in ’Georgiades, F., 2018, Equilibrium Points with Their Associated Normal Modes Describing Nonlinear Dynamics of a Spinning Shaft with Non-Constant Rotating Speed, Journal of Vibration Testing and System Dynamics, 2(4), 327-373’. JVTSD [Internet]. 2026 Aug. 17 [cited 2026 Aug. 17];3(2):233-5. Available from: https://lhscientificpublishing.com/index.php/jvtsd/article/view/214