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Illinois J. Math. 24, pages 104-112, 1980.

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Proceedings of SPIE Workshop on Electronic Imaging (SPIE 99), SPIE - The International Society for Optical Engineering, San Jose, January 1999, SPIE Vol. 3657, pages 283-288.

3. Javad Darivandpour and Mikhail J. Atallah, "Efficicnet and Secure Pattern Matchig with Wildcards Using Lightweight Cryptography"

Computers & Security (2018), Volume 77, Pages 666-674, ISSN 0167-4048,