APA (7th ed.) Citation

Hartman, R. C., Heidt, J., & Wagner, S. (2001). A possible optical/Gamma-ray short-term correlation in 3C 279. Probing the physics of active galactic nuclei by multiwavelength monitoring.

Chicago Style (17th ed.) Citation

Hartman, Robert C., Jochen Heidt, and Stefan Wagner. "A Possible Optical/Gamma-ray Short-term Correlation in 3C 279." Probing the Physics of Active Galactic Nuclei by Multiwavelength Monitoring 2001.

MLA (9th ed.) Citation

Hartman, Robert C., et al. "A Possible Optical/Gamma-ray Short-term Correlation in 3C 279." Probing the Physics of Active Galactic Nuclei by Multiwavelength Monitoring, 2001.