1. F. J. MacWilliams, N. J. A. Sloane: The Theory of Error-Correcting Codes (North-Holland, Amsterdam 1978)
2. G. Hoffmann de Visme: Binary Sequence (The English University Press, London 1971)
3. S. W. Golomb: Shift Register Sequences (Holden-Day, San Francisco 1967)
4. D. E. Knuth: The Art of Computer Programming, Vol. 2, Seminumerical Algorithms (Addison-Wesley, Reading, MA 1969)
5. E. N. Gilbert: Unpublished notes (1953)