1. Selected probe studies: https://smd-prod.s3.amazonaws.com/science-red/s3fspublic/atoms/files/Probes_SDD_SIGNED_2017-Mar-15.pdf
2. The Large UV/Optical/IR Surveyor;Bolcar,2017
3. LUMOS: Instrument Definition and Design;France,2017
4. e-ROSITA: www.mpe.mpg.de/eROSITA
5. LSST: https://www.lsst.org