Cita APA (7a ed.)

Iglesias, J., Portela, A., Rovella, Á., & Xavier, J. (2016). Periodic points of covering maps of the annulus.

Cita Chicago Style (17a ed.)

Iglesias, Jorge, Aldo Portela, Álvaro Rovella, y Juliana Xavier. Periodic Points of Covering Maps of the Annulus. 2016.

Cita MLA (9a ed.)

Iglesias, Jorge, et al. Periodic Points of Covering Maps of the Annulus. 2016.