Letizia Stanghellini, Richard A. Shaw et Eva Villaver, « The Magellanic Cloud Calibration of the Galactic Planetary Nebula Distance Scale », The Astrophysical Journal, vol. 689, no 1, , p. 33 pages (DOI10.1086/592395, lire en ligne [PDF])
Letizia Stanghellini, Richard A. Shaw et Eva Villaver, « The Magellanic Cloud Calibration of the Galactic Planetary Nebula Distance Scale », The Astrophysical Journal, vol. 689, no 1, , p. 33 pages (DOI10.1086/592395, lire en ligne [PDF])
G. Ramos-Larios, M. A. Guerrero, A. Nigoche-Netro, L. Olguın, M. A. Gomez-Munoz et L. Sabin, « The interaction of the halo around the butterfly planetary nebula NGC 650-1 with the interstellar medium », Monthly Notices of the Royal Astronomical Society, vol. 475, no 1, , p. 932-941 (DOI10.1093/mnras/stx3256, Bibcode2018MNRAS.475..932R, lire en ligne [PDF])
David J. Frew, Ivan S. Bojičić et Quentin A. Parker, « The Hα surface brightness — radius plane as a diagnostic tool for photoionized nebulae », Journal of Physics: Conference Series, vol. 728, no 3, , id. 032015 (DOI10.1088/1742-6596/728/3/032015, Bibcode2016JPhCS.728c2015F, lire en ligne [html])
G. Ramos-Larios, M. A. Guerrero, A. Nigoche-Netro, L. Olguın, M. A. Gomez-Munoz et L. Sabin, « The interaction of the halo around the butterfly planetary nebula NGC 650-1 with the interstellar medium », Monthly Notices of the Royal Astronomical Society, vol. 475, no 1, , p. 932-941 (DOI10.1093/mnras/stx3256, Bibcode2018MNRAS.475..932R, lire en ligne [PDF])
David J. Frew, Ivan S. Bojičić et Quentin A. Parker, « The Hα surface brightness — radius plane as a diagnostic tool for photoionized nebulae », Journal of Physics: Conference Series, vol. 728, no 3, , id. 032015 (DOI10.1088/1742-6596/728/3/032015, Bibcode2016JPhCS.728c2015F, lire en ligne [html])
David J. Frew, Ivan S. Bojičić et Quentin A. Parker, « The Hα surface brightness — radius plane as a diagnostic tool for photoionized nebulae », Journal of Physics: Conference Series, vol. 728, no 3, , id. 032015 (DOI10.1088/1742-6596/728/3/032015, Bibcode2016JPhCS.728c2015F, lire en ligne [html])