Fingerhut, R. L.; McCall, M. L.; De Robertis, M.; Kingsburgh, R. L.; Komljenovic, M.; Lee, H.; Buta, R. J. (2003). The Extinction and Distance of Maffei 1. The Astrophysical Journal. 587 (2): 672. arXiv:astro-ph/0301414. Bibcode:2003ApJ...587..672F. doi:10.1086/368339.
Fingerhut, R. L.; Lee, H.; McCall, M. L.; Richer, M. G. (2007). The Extinction and Distance of Maffei 2 and a New View of the IC 342/Maffei Group. The Astrophysical Journal. 655 (2): 814. arXiv:astro-ph/0610044. Bibcode:2007ApJ...655..814F. doi:10.1086/509862.
Fingerhut, R. L.; McCall, M. L.; De Robertis, M.; Kingsburgh, R. L.; Komljenovic, M.; Lee, H.; Buta, R. J. (2003). The Extinction and Distance of Maffei 1. The Astrophysical Journal. 587 (2): 672. arXiv:astro-ph/0301414. Bibcode:2003ApJ...587..672F. doi:10.1086/368339.
Fingerhut, R. L.; Lee, H.; McCall, M. L.; Richer, M. G. (2007). The Extinction and Distance of Maffei 2 and a New View of the IC 342/Maffei Group. The Astrophysical Journal. 655 (2): 814. arXiv:astro-ph/0610044. Bibcode:2007ApJ...655..814F. doi:10.1086/509862.
Maffei, P. (1968). Infrared Object in the Region of IC 1895. Publications of the Astronomical Society of the Pacific. 80: 618. Bibcode:1968PASP...80..618M. doi:10.1086/128698.
Bell, M. B.; Seaquist, E. R.; Braun, L. D. (1970). Nonthermal Radio Emission from an Infrared Object in the Region of IC 1805. The Astrophysical Journal. 161: L13. Bibcode:1970ApJ...161L..13B. doi:10.1086/180561.
Fingerhut, R. L.; McCall, M. L.; De Robertis, M.; Kingsburgh, R. L.; Komljenovic, M.; Lee, H.; Buta, R. J. (2003). The Extinction and Distance of Maffei 1. The Astrophysical Journal. 587 (2): 672. arXiv:astro-ph/0301414. Bibcode:2003ApJ...587..672F. doi:10.1086/368339.
Fingerhut, R. L.; Lee, H.; McCall, M. L.; Richer, M. G. (2007). The Extinction and Distance of Maffei 2 and a New View of the IC 342/Maffei Group. The Astrophysical Journal. 655 (2): 814. arXiv:astro-ph/0610044. Bibcode:2007ApJ...655..814F. doi:10.1086/509862.
Maffei, P. (1968). Infrared Object in the Region of IC 1895. Publications of the Astronomical Society of the Pacific. 80: 618. Bibcode:1968PASP...80..618M. doi:10.1086/128698.
Bell, M. B.; Seaquist, E. R.; Braun, L. D. (1970). Nonthermal Radio Emission from an Infrared Object in the Region of IC 1805. The Astrophysical Journal. 161: L13. Bibcode:1970ApJ...161L..13B. doi:10.1086/180561.
Maffei, Paolo (2003). My researches at the infrared doors. Memorie della Società Astronomica Italiana. 74: 19—28. Bibcode:2003MmSAI..74...19M.