Cita APA (7a ed.)

Becher, V., Heiber, P., & Slaman, T. Normal numbers and the Borel hierarchy.

Cita Chicago Style (17a ed.)

Becher, V., P.A Heiber, y T.A Slaman. Normal Numbers and the Borel Hierarchy.

Cita MLA (8a ed.)

Becher, V., et al. Normal Numbers and the Borel Hierarchy.