Chontos, Ashley; Huber, Daniel; Grunblatt, Samuel K.; Saunders, Nicholas; Winn, Joshua N.; McCormack, Mason; Knudstrup, Emil; Albrecht, Simon H.; Crossfield, Ian J. M.; Rodriguez, Joseph E.; Ciardi, David R.; Collins, Karen A.; Jenkins, Jon M.; Bieryla, Allyson; Batalha, Natalie M. (12 Feb 2024). "The TESS-Keck Survey XXI: 13 New Planets and Homogeneous Properties for 21 Subgiant Systems". Pre-print. arXiv:2402.07893.