Transit Timing Observations from Kepler. IV. Confirmation of Four Multiple-planet Systems by Simple Physical ModelsDOI: info:10.1088/0004-637X/750/2/114v. 750114
Fabrycky, Daniel C., Ford, Eric B., Steffen, Jason H., Rowe, Jason F., Carter, Joshua A., Moorhead, Althea V., Batalha, Natalie M., Borucki, William J., Bryson, Steve, Buchhave, Lars A., Christiansen, Jessie L., Ciardi, David R., Cochran, William D., Endl, Michael, Fanelli, Michael N., Fischer, Debra, Fressin, Francois, Geary, John, Haas, Michael R., Hall, Jennifer R., Holman, Matthew J., Jenkins, Jon M., Koch, David G., Latham, David W., Li, Jie et al. 2012. "Transit Timing Observations from Kepler. IV. Confirmation of Four Multiple-planet Systems by Simple Physical Models." The Astrophysical Journal, 750 114. https://doi.org/10.1088/0004-637X/750/2/114.