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Puaun, A., Santean, N., Yu, S., & Campeanu, C. (2001). An O(n2) algorithm for constructing minimal cover automata for finite languages. In S. Yu & A. Puaun (Eds.), Implementation and application of automata: 5th International Conference (CIAA 2000) held at the University of Western Ontario, London, ON, July 24--25, 2000: revised papers (pp. 243-251). Berlin: Springer.