1. Stability Functions for Structural Frameworks;Livesley,1962
2. The Stability of Frames;Horne,1965
3. A.S. Veletsos, H.M. Newmark, Natural frequencies of continuous flexural members, Proceedings of the ASCE 122, 1957, pp. 249–285.
4. I.D. Armstrong, Tables of Dynamic Stiffnesses and Carry-Over Factors, Civil Engineering Department, Heriot–Watt University, Edinburgh.
5. The distributed mass-stiffness technique for dynamical analysis of complex frameworks;Mohsin;The Structural Engineer,1968