A. P. Hatzes; एवं अन्य (2006). "Confirmation of the planet hypothesis for the long-period radial velocity variations of β Geminorum". Astronomy and Astrophysics. 457: 335–341. arXiv:astro-ph/0606517. डीओआइ:10.1051/0004-6361:20065445. Explicit use of et al. in: |author= (मदद)
doi.org
A. P. Hatzes; एवं अन्य (2006). "Confirmation of the planet hypothesis for the long-period radial velocity variations of β Geminorum". Astronomy and Astrophysics. 457: 335–341. arXiv:astro-ph/0606517. डीओआइ:10.1051/0004-6361:20065445. Explicit use of et al. in: |author= (मदद)