Malavolta, Luca; et al. (2017). "The Kepler-19 System: A Thick-envelope Super-Earth with Two Neptune-mass Companions Characterized Using Radial Velocities and Transit Timing Variations". The Astronomical Journal. 153 (5). 224. arXiv:1703.06885. Bibcode:2017AJ....153..224M. doi:10.3847/1538-3881/aa6897.
Malavolta, Luca; et al. (2017). "The Kepler-19 System: A Thick-envelope Super-Earth with Two Neptune-mass Companions Characterized Using Radial Velocities and Transit Timing Variations". The Astronomical Journal. 153 (5). 224. arXiv:1703.06885. Bibcode:2017AJ....153..224M. doi:10.3847/1538-3881/aa6897.
Malavolta, Luca; et al. (2017). "The Kepler-19 System: A Thick-envelope Super-Earth with Two Neptune-mass Companions Characterized Using Radial Velocities and Transit Timing Variations". The Astronomical Journal. 153 (5). 224. arXiv:1703.06885. Bibcode:2017AJ....153..224M. doi:10.3847/1538-3881/aa6897.