Szepietowski, A. The element distinctness problem on one-tape Turing machines. Information processing letters..
Cita Chicago (17th ed.)Szepietowski, Andrzej. "The Element Distinctness Problem on One-tape Turing Machines." Information Processing Letters. .
Cita MLA (9th ed.)Szepietowski, Andrzej. "The Element Distinctness Problem on One-tape Turing Machines." Information Processing Letters., .
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