^Ehrenreich, D.; Lecavelier des Etangs, A.; Hébrard, G.; Désert, J.-M.; Vidal-Madjar, A.; McConnell, J. C.; Parkinson, C. D.; Ballester, G. E. et al. (2008). “New observations of the extended hydrogen exosphere of the extrasolar planet HD 209458b”. Astronomy & Astrophysics483 (3): 933–937. arXiv:0803.1831. Bibcode: 2008A&A...483..933E. doi:10.1051/0004-6361:200809460. ISSN0004-6361.
^Lecavelier des Etangs, A.; Ehrenreich, D.; Vidal-Madjar, A.; Ballester, G. E.; Désert, J.-M.; Ferlet, R.; Hébrard, G.; Sing, D. K. et al. (2010). “Evaporation of the planet HD 189733b observed in H I Lyman-α”. Astronomy and Astrophysics514: A72. arXiv:1003.2206. Bibcode: 2010A&A...514A..72L. doi:10.1051/0004-6361/200913347. ISSN0004-6361.
^Bourrier, V.; Lecavelier des Etangs, A.; Ehrenreich, D.; Sanz-Forcada, J.; Allart, R.; Ballester, G. E.; Buchhave, L. A.; Cohen, O. et al. (2018). “Hubble PanCET: an extended upper atmosphere of neutral hydrogen around the warm Neptune GJ 3470b”. Astronomy & Astrophysics620: A147. arXiv:1812.05119. Bibcode: 2018A&A...620A.147B. doi:10.1051/0004-6361/201833675. ISSN0004-6361.
^Ninan, Joe P.; Stefansson, Gudmundur; Mahadevan, Suvrath; Bender, Chad; Robertson, Paul; Ramsey, Lawrence; Terrien, Ryan; Wright, Jason et al. (2020). “Evidence for He i 10830 Å Absorption during the Transit of a Warm Neptune around the M-dwarf GJ 3470 with the Habitable-zone Planet Finder”. The Astrophysical Journal894 (2): 97. arXiv:1910.02070. Bibcode: 2020ApJ...894...97N. doi:10.3847/1538-4357/ab8559. ISSN1538-4357.
^O'dell, C. R.; Wen, Zheng; Hu, Xihai (1993). “Discovery of new objects in the Orion nebula on HST images - Shocks, compact sources, and protoplanetary disks”. The Astrophysical Journal410: 696. Bibcode: 1993ApJ...410..696O. doi:10.1086/172786. ISSN0004-637X.
^Stecklum, B.; Henning, T.; Feldt, M.; Hayward, T. L.; Hoare, M. G.; Hofner, P.; Richter, S. (February 1998). “The Ultracompact H II Region G5.97−1.17: An Evaporating Circumstellar Disk in M8” (英語). The Astronomical Journal115 (2): 767. Bibcode: 1998AJ....115..767S. doi:10.1086/300204. ISSN1538-3881.
^Yusef-Zadeh, F.; Biretta, J.; Geballe, T. R. (September 2005). “Hubble Space Telescopeand United Kingdom Infrared Telescope Observations of the Center of the Trifid Nebula: Evidence for the Photoevaporation of a Proplyd and a Protostellar Condensation” (英語). The Astronomical Journal130 (3): 1171–1176. arXiv:astro-ph/0505155. Bibcode: 2005AJ....130.1171Y. doi:10.1086/432095. ISSN0004-6256.
^Thévenot, Melina; Doll, Katharina; Durantini Luca, Hugo A. (2019-07-15). “Photoevaporation of Two Proplyds in the Star Cluster Collinder 69 Discovered with Spitzer MIPS” (英語). Research Notes of the AAS3 (7): 95. Bibcode: 2019RNAAS...3...95T. doi:10.3847/2515-5172/ab30c5. ISSN2515-5172.
^Smith, Nathan; Bally, John; Morse, Jon A. (2003-03-24). “Numerous Proplyd Candidates in the Harsh Environment of the Carina Nebula” (英語). The Astrophysical Journal587 (2): L105–L108. Bibcode: 2003ApJ...587L.105S. doi:10.1086/375312. ISSN0004-637X.
^Yusef-Zadeh, F.; Roberts, D. A.; Wardle, M.; Cotton, W.; Schödel, R.; Royster, M. J. (2015-03-11). “Radio Continuum Observations of the Galactic Center: Photoevaporative Proplyd-Like Objects Near SGR A” (英語). The Astrophysical Journal801 (2): L26. arXiv:1502.03109. Bibcode: 2015ApJ...801L..26Y. doi:10.1088/2041-8205/801/2/l26. ISSN2041-8213.
^Brandner, Wolfgang; Grebel, Eva K.; Chu, You-Hua; Dottori, Horacio; Brandl, Bernhard; Richling, Sabine; Yorke, Harold W.; Points, Sean D. et al. (January 2000). “HST/WFPC2 and VLT/ISAAC Observations of Proplyds in the Giant H II Region NGC 3603” (英語). The Astronomical Journal119 (1): 292–301. doi:10.1086/301192. ISSN0004-6256.
^Wright, Nicholas J.; Drake, Jeremy J.; Drew, Janet E.; Guarcello, Mario G.; Gutermuth, Robert A.; Hora, Joseph L.; Kraemer, Kathleen E. (2012-02-01). “Photoevaporating Proplyd-Like Objects in Cygnus Ob2” (英語). The Astrophysical Journal746 (2): L21. arXiv:1201.2404. Bibcode: 2012ApJ...746L..21W. doi:10.1088/2041-8205/746/2/l21. ISSN2041-8205.