On the effect of an attached spring-mass system on the frequency spectrum of a cantilevered beam
On the eigenfrequencies of longitudinally vibrating rods carrying a tip mass and spring-mass in-span
On the relationship between the fundamental matrices for different definitions of the state vector
On the sensitivities of the eigenvalues of a viscously damped cantilever carrying a tip mass
PROPORTIONALLY DAMPED SYSTEMS SUBJECTED TO DAMPING MODIFICATIONS BY SEVERAL VISCOUS DAMPERS