1. A. Amir and G. Benson, Two dimensional periodicity and its applications, Proc. 3rd ACM-SIAM SODA'92, p. 440–452.
2. A. Amir, G. Benson and M. Farach, Alphabet independent two dimensional matching, Proc. 24th ACM STOC'92, p. 59–68.
3. A. Amir, G. Benson and M. Farach, Optimal parallel two dimensional pattern matching, Proc. 5th ACM SPAA'93, p. 79–85.
4. T. J. Baker, A technique for extending rapid exact-match string matching to arrays of more than one dimension, SIAM J. Comp. 7 (1978), p. 533–541.
5. R. S. Bird, Two dimensional pattern matching, Inf. Proc. Letters 6, (1977) p. 168–170.