Max, C. E.; Macintosh, B. A.; Gibbard, S. G.; Gavel, D. T.; Roe, H. G.; de Pater, I.; Ghez, A. M.; Acton, D. S.; 외. (2003). “Cloud Structures on Neptune Observed with Keck Telescope Adaptive Optics”. 《The Astronomical Journal》 125 (1): 364–375. Bibcode:2003AJ....125..364M. doi:10.1086/344943.
Max, C. E.; Macintosh, B. A.; Gibbard, S. G.; Gavel, D. T.; Roe, H. G.; de Pater, I.; Ghez, A. M.; Acton, D. S.; 외. (2003). “Cloud Structures on Neptune Observed with Keck Telescope Adaptive Optics”. 《The Astronomical Journal》 125 (1): 364–375. Bibcode:2003AJ....125..364M. doi:10.1086/344943.
Sromovsky, L. A.; Fry, P. M.; Dowling, T. E.; Baines, K. H. (2000). “The unusual dynamics of new dark spots on Neptune”. 《Bulletin of the American Astronomical Society》 32: 1005. Bibcode:2000DPS....32.0903S.