1. “Commentary A. Serviceability criteria for deflections and vibrations.” (1985). Supplement to the National Building Code of Canada National Research Council of Canada Ottawa Canada 146–152.
2. Den Hartog J. P. (1940). Mechanical vibrations 2nd Ed. McGraw‐Hill Book Co. Inc. New York N.Y.
3. Dynamic analysis of structural systems using component modes
4. On the Dynamic Vibration Damped Absorber of the Vibration System
5. Lemaréchal C. Strodiot J. J. and Bihain A. (1981). “On a bundle algorithm for non‐smooth optimization.” Nonlinear programming 4 R. R. Meyer O. L. Mangasarian and S. M. Robinson eds. Academic Press New York N.Y. 245–282.