The Detection and Characterization of a Nontransiting Planet by Transit Timing VariationsDOI: info:10.1126/science.1221141v. 3361133
Nesvorný, David, Kipping, David M., Buchhave, Lars A., Bakos, Gáspár, Hartman, Joel, and Schmitt, Allan R. 2012. "The Detection and Characterization of a Nontransiting Planet by Transit Timing Variations." Science, 336 1133. https://doi.org/10.1126/science.1221141.