Cita APA (7th ed.)

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., .

Atenció: Aquestes cites poden no estar 100% correctes.