Szepietowski, A. The element distinctness problem on one-tape Turing machines. Information processing letters..
Citazione stile Chigago Style (17a edizione)Szepietowski, Andrzej. "The Element Distinctness Problem on One-tape Turing Machines." Information Processing Letters. .
Citatione MLA (9a ed.)Szepietowski, Andrzej. "The Element Distinctness Problem on One-tape Turing Machines." Information Processing Letters., .
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