Mayer, A.; Jorissen, A.; Paladini, C.; Kerschbaum, F.; Pourbaix, D.; Siopis, C.; Ottensamer, R.; Mečina, M.; Cox, N. L. J.; Groenewegen, M. A. T.; Klotz, D.; Sadowski, G.; Spang, A.; Cruzalèbes, P.; Waelkens, C. (2014). «Large-scale environments of binary AGB stars probed by Herschel. II. Two companions interacting with the wind of π1 Gruis». Astronomy &and Astrophysics570 (113): A113. Bibcode:2014A&A...570A.113M. S2CID119282752. arXiv:1408.3965. doi:10.1051/0004-6361/201424465.
Engelke, Charles W.; Price, Stephan D.; Kraemer, Kathleen E. (2006), «Spectral Irradiance Calibration in the Infrared. XVI. Improved Accuracy in the Infrared Spectra of the Secondary and Tertiary Standard Calibration Stars», The Astronomical Journal132 (4): 1445-1463, Bibcode:2006AJ....132.1445E, doi:10.1086/505865.
Mayer, A.; Jorissen, A.; Paladini, C.; Kerschbaum, F.; Pourbaix, D.; Siopis, C.; Ottensamer, R.; Mečina, M.; Cox, N. L. J.; Groenewegen, M. A. T.; Klotz, D.; Sadowski, G.; Spang, A.; Cruzalèbes, P.; Waelkens, C. (2014). «Large-scale environments of binary AGB stars probed by Herschel. II. Two companions interacting with the wind of π1 Gruis». Astronomy &and Astrophysics570 (113): A113. Bibcode:2014A&A...570A.113M. S2CID119282752. arXiv:1408.3965. doi:10.1051/0004-6361/201424465.
Engelke, Charles W.; Price, Stephan D.; Kraemer, Kathleen E. (2006), «Spectral Irradiance Calibration in the Infrared. XVI. Improved Accuracy in the Infrared Spectra of the Secondary and Tertiary Standard Calibration Stars», The Astronomical Journal132 (4): 1445-1463, Bibcode:2006AJ....132.1445E, doi:10.1086/505865.
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Mayer, A.; Jorissen, A.; Paladini, C.; Kerschbaum, F.; Pourbaix, D.; Siopis, C.; Ottensamer, R.; Mečina, M.; Cox, N. L. J.; Groenewegen, M. A. T.; Klotz, D.; Sadowski, G.; Spang, A.; Cruzalèbes, P.; Waelkens, C. (2014). «Large-scale environments of binary AGB stars probed by Herschel. II. Two companions interacting with the wind of π1 Gruis». Astronomy &and Astrophysics570 (113): A113. Bibcode:2014A&A...570A.113M. S2CID119282752. arXiv:1408.3965. doi:10.1051/0004-6361/201424465.
Mayer, A.; Jorissen, A.; Paladini, C.; Kerschbaum, F.; Pourbaix, D.; Siopis, C.; Ottensamer, R.; Mečina, M.; Cox, N. L. J.; Groenewegen, M. A. T.; Klotz, D.; Sadowski, G.; Spang, A.; Cruzalèbes, P.; Waelkens, C. (2014). «Large-scale environments of binary AGB stars probed by Herschel. II. Two companions interacting with the wind of π1 Gruis». Astronomy &and Astrophysics570 (113): A113. Bibcode:2014A&A...570A.113M. S2CID119282752. arXiv:1408.3965. doi:10.1051/0004-6361/201424465.