- California Institute of TechnologyUS1 paper
- Cardiff UniversityGB1 paper
- Chalmers University of TechnologySE1 paper
- Chapman UniversityUS1 paper
- Consejo Superior de Investigaciones CientíficasES1 paper
- Creative CommonsUS1 paper
- Instituto de Astrofísica de CanariasES1 paper
- Leiden UniversityNL1 paper
- National Institute of Standards and TechnologyUS1 paper
- Observatoire de la Côte d’AzurFR1 paper
- Space Telescope Science InstituteUS1 paper
- The University of Texas at AustinUS1 paper
1 paper