Alpha Pyxidis (Portuguese Wikipedia)

Analysis of information sources in references of the Wikipedia article "Alpha Pyxidis" in Portuguese language version.

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Fernie, J. D. (maio 1983). «New UBVRI photometry for 900 supergiants». Astrophysical Journal Supplement Series. 52: 7–22. Bibcode:1983ApJS...52....7F. doi:10.1086/190856
Hiltner, W. A.; Garrison, R. F.; Schild, R. E. (julho 1969). «MK Spectral Types for Bright Southern OB Stars». Astrophysical Journal. 157: 313. Bibcode:1969ApJ...157..313H. doi:10.1086/150069
Nieva, M. F.; Przybilla, N. (2008). «Carbon abundances of early B-type stars in the solar vicinity. Non-LTE line-formation for C II/III/IV and self-consistent atmospheric parameters». Astronomy and Astrophysics. 481 (1): 199–216. Bibcode:2008A&A...481..199N. doi:10.1051/0004-6361:20078203

Perryman, M. A. C.; et al. (abril 1997). «The HIPPARCOS Catalogue». Astronomy & Astrophysics. 323: L49–L52. Bibcode:1997A&A...323L..49P
Fernie, J. D. (maio 1983). «New UBVRI photometry for 900 supergiants». Astrophysical Journal Supplement Series. 52: 7–22. Bibcode:1983ApJS...52....7F. doi:10.1086/190856
Hiltner, W. A.; Garrison, R. F.; Schild, R. E. (julho 1969). «MK Spectral Types for Bright Southern OB Stars». Astrophysical Journal. 157: 313. Bibcode:1969ApJ...157..313H. doi:10.1086/150069
Hubrig, S.; Briquet, M.; De Cat, P.; Schoeller, M.; Morel, T.; Ilyin, I. (janeiro 2009). «New magnetic field measurements of beta Cephei stars and Slowly Pulsating B stars». Bibcode:2009arXiv0901.3319H
Kilian, J. (fevereiro 1994). «Chemical abundances in early B-type stars. 5: Metal abundances and LTE/NLTE comparison». Astronomy and Astrophysics. 282 (3): 867–873. Bibcode:1994A&A...282..867K
Nieva, M. F.; Przybilla, N. (2008). «Carbon abundances of early B-type stars in the solar vicinity. Non-LTE line-formation for C II/III/IV and self-consistent atmospheric parameters». Astronomy and Astrophysics. 481 (1): 199–216. Bibcode:2008A&A...481..199N. doi:10.1051/0004-6361:20078203

Wilson, R. E. (1953). General Catalogue of Stellar Radial Velocities. [S.l.]: Carnegie Institute of Washington D.C. Consultado em 8 de setembro de 2009

«NSV 4220 -- Variable Star». SIMBAD. Centre de Données astronomiques de Strasbourg. Consultado em 23 de fevereiro de 2010