1. G. Adams and H. Siegel, The Extra Stage Cube: A Fault-Tolerant Interconnection Network for Supersystems, IEEE Transactions on Computers, vol. C-31, no. 5 (1982) pp. 443–454.
2. G. Adams and H. Siegel, Modifications to Improve the Fault Tolerance of the Extra Stage Cube Interconnection Network, Proceedings of the 1984 International Conference on Parallel Processing, 1984, pp. 169–173.
3. G. Adams, D. Agrawal and H. Siegel, A Survey and Comparison of Fault-tolerant Multistage Interconnection Networks, Computer, June 1987, pp. 14–27.
4. D. Agrawal, Testing and Fault Tolerance of Multistage Interconnection Networks, Computer, April 1982, pp. 41–53.
5. J. D. Carpinelli and A. Y. Oruc, Parallel Set-Up Algorithms for Clos Networks Using a Tree-Connected Computer, Proceedings of the 2nd International Conference on Supercomputing, May, 1987 pp. 321–327.