1. The Finite Element Method in Engineering Science;Zienkiewicz,1971
2. Finite Element Procedures in Engineering Analysis;Bathe,1982
3. A recurrence matrix solution for the dynamic response of elastic aircraft;Houbolt;J. Aeronaut. Sci.,1950
4. A method of computation for structural dynamics;Newmark,1959
5. A computer program for the dynamic stress analysis of underground structures;Wilson,1968