Cite
The Kepler-19 System: A Transiting 2.2 R_Earth Planet and a Second Planet Detected via Transit Timing Variations
MLA
Ballard, Sarah, et al. The Kepler-19 System: A Transiting 2.2 R_Earth Planet and a Second Planet Detected via Transit Timing Variations. 2011. EBSCOhost, https://doi.org/10.1088/0004-637X/743/2/200.
APA
Ballard, S., Fabrycky, D., Fressin, F., Charbonneau, D., Desert, J.-M., Torres, G., Marcy, G., Burke, C. J., Isaacson, H., Henze, C., Steffen, J. H., Ciardi, D. R., Howell, S. B., Cochran, W. D., Endl, M., Bryson, S. T., Rowe, J. F., Holman, M. J., Lissauer, J. J., … Borucki, W. J. (2011). The Kepler-19 System: A Transiting 2.2 R_Earth Planet and a Second Planet Detected via Transit Timing Variations. https://doi.org/10.1088/0004-637X/743/2/200
Chicago
Ballard, Sarah, Daniel Fabrycky, Francois Fressin, David Charbonneau, Jean-Michel Desert, Guillermo Torres, Geoffrey Marcy, et al. 2011. “The Kepler-19 System: A Transiting 2.2 R_Earth Planet and a Second Planet Detected via Transit Timing Variations.” doi:10.1088/0004-637X/743/2/200.