1. Reduction of stiffness and mass matrices;Guyan;American Institute of Aeronautics and Astronautics Journal,1965
2. Structural eigenvalue problems: elimination of unwanted variables;Irons;American Institute of Aeronautics and Astronautics Journal,1965
3. A new procedure for an improved reduced system (IRS) model;O’Callahan;Proceedings of the Seventh International Modal Analysis Conference,1989
4. An analysis of the improved reduced system (IRS) model reduction procedure;Gordis;Proceedings of the 10th International Modal Analysis Conference,1992
5. Dynamic condensation method for structural eigenvalue analysis;Suarez;American Institute of Aeronautics and Astronautics Journal,1992