GRAVITY Collaboration; Abuter, R.; Amorim, A.; Anugu, N.; Bauböck, M.; Benisty, M.; Berger, J. P.; Blind, N. et al. (24 de julio de 2018). «Detection of the gravitational redshift in the orbit of the star S2 near the Galactic centre massive black hole». Astronomy & Astrophysics615 (15): L15. Bibcode:2018A&A...615L..15G. S2CID118891445. arXiv:1807.09409. doi:10.1051/0004-6361/201833718.Se sugiere usar |número-autores= (ayuda)
GRAVITY Collaboration; Abuter, R.; Amorim, A.; Anugu, N.; Bauböck, M.; Benisty, M.; Berger, J. P.; Blind, N. et al. (24 de julio de 2018). «Detection of the gravitational redshift in the orbit of the star S2 near the Galactic centre massive black hole». Astronomy & Astrophysics615 (15): L15. Bibcode:2018A&A...615L..15G. S2CID118891445. arXiv:1807.09409. doi:10.1051/0004-6361/201833718.Se sugiere usar |número-autores= (ayuda)
GRAVITY Collaboration; Abuter, R.; Amorim, A.; Anugu, N.; Bauböck, M.; Benisty, M.; Berger, J. P.; Blind, N. et al. (24 de julio de 2018). «Detection of the gravitational redshift in the orbit of the star S2 near the Galactic centre massive black hole». Astronomy & Astrophysics615 (15): L15. Bibcode:2018A&A...615L..15G. S2CID118891445. arXiv:1807.09409. doi:10.1051/0004-6361/201833718.Se sugiere usar |número-autores= (ayuda)
GRAVITY Collaboration; Abuter, R.; Amorim, A.; Anugu, N.; Bauböck, M.; Benisty, M.; Berger, J. P.; Blind, N. et al. (24 de julio de 2018). «Detection of the gravitational redshift in the orbit of the star S2 near the Galactic centre massive black hole». Astronomy & Astrophysics615 (15): L15. Bibcode:2018A&A...615L..15G. S2CID118891445. arXiv:1807.09409. doi:10.1051/0004-6361/201833718.Se sugiere usar |número-autores= (ayuda)