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Reed Business Information (February 16, 1984). New Scientist. Reed Business Information. p. 16. {{cite book}}: |author= has generic name (help)
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Jentink, Casper Farret; Mortier, Annelies; Snik, Frans; et al. (2022-07-11). "ABORAS: Polarimetric, 10cm/S RV observations of the Sun as a star". In Marshall, Heather K; Spyromilio, Jason; Usuda, Tomonori (eds.). Ground-based and Airborne Telescopes IX. Vol. 12182. p. 146. arXiv:2207.04804. Bibcode:2022SPIE12182E..31F. doi:10.1117/12.2627113. ISBN9781510653450. S2CID250425755.
Thompson, Samantha J.; Queloz, Didier; Baraffe, Isabelle; et al. (2016-08-09). "HARPS3 for a roboticized Isaac Newton Telescope". In Evans, Christopher J; Simard, Luc; Takami, Hideki (eds.). Ground-based and Airborne Instrumentation for Astronomy VI. Vol. 9908. SPIE. pp. 99086F. arXiv:1608.04611. doi:10.1117/12.2232111.
Jentink, Casper Farret; Mortier, Annelies; Snik, Frans; et al. (2022-07-11). "ABORAS: Polarimetric, 10cm/S RV observations of the Sun as a star". In Marshall, Heather K; Spyromilio, Jason; Usuda, Tomonori (eds.). Ground-based and Airborne Telescopes IX. Vol. 12182. p. 146. arXiv:2207.04804. Bibcode:2022SPIE12182E..31F. doi:10.1117/12.2627113. ISBN9781510653450. S2CID250425755.
Thompson, Samantha J.; Queloz, Didier; Baraffe, Isabelle; et al. (2016-08-09). "HARPS3 for a roboticized Isaac Newton Telescope". In Evans, Christopher J; Simard, Luc; Takami, Hideki (eds.). Ground-based and Airborne Instrumentation for Astronomy VI. Vol. 9908. SPIE. pp. 99086F. arXiv:1608.04611. doi:10.1117/12.2232111.
Jentink, Casper Farret; Mortier, Annelies; Snik, Frans; et al. (2022-07-11). "ABORAS: Polarimetric, 10cm/S RV observations of the Sun as a star". In Marshall, Heather K; Spyromilio, Jason; Usuda, Tomonori (eds.). Ground-based and Airborne Telescopes IX. Vol. 12182. p. 146. arXiv:2207.04804. Bibcode:2022SPIE12182E..31F. doi:10.1117/12.2627113. ISBN9781510653450. S2CID250425755.
Jentink, Casper Farret; Mortier, Annelies; Snik, Frans; et al. (2022-07-11). "ABORAS: Polarimetric, 10cm/S RV observations of the Sun as a star". In Marshall, Heather K; Spyromilio, Jason; Usuda, Tomonori (eds.). Ground-based and Airborne Telescopes IX. Vol. 12182. p. 146. arXiv:2207.04804. Bibcode:2022SPIE12182E..31F. doi:10.1117/12.2627113. ISBN9781510653450. S2CID250425755.