Cita APA (7a ed.)

Romero, G. E., Cellone, S. A., & Combi, J. A. (2000). Two-color photometry with high temporal resolution of the extremely variable blazar PKS 0537-441.

Cita Chicago Style (17a ed.)

Romero, Gustavo Esteban, Sergio Aldo Cellone, y Jorge Ariel Combi. Two-color Photometry with High Temporal Resolution of the Extremely Variable Blazar PKS 0537-441. 2000.

Cita MLA (8a ed.)

Romero, Gustavo Esteban, et al. Two-color Photometry with High Temporal Resolution of the Extremely Variable Blazar PKS 0537-441. 2000.