1. On Kron's eigenvalue procedure and related methods of frequency analysis;Simpson;Quarterly Journal of Mechanics and Applied Mathematics,1968
2. A general algorithm for computing natural frequencies of elastic structures;Wittrick;Quarterly Journal of Mechanics and Applied Mathematics,1971
3. Scanning Kron's determinant;Simpson;Quarterly Journal of Mechanics and Applied Mathematics,1974
4. Iterative procedures related to relaxation methods for eigenvalue problems;Crandall,1951
5. An improvement on the Holzer table based on a suggestion of Rayleigh's;Crandall;Journal of Applied Mechanics,1957