APA (7th ed.) Citation

Zucker, D. B., Martínez-Delgado, D., & Grebel, E. K. (2004). Andromeda IX: A new dwarf spheroidal satellite of M31. The astrophysical journal. Part 2, Letters, 612(2), . https://doi.org/10.1086/424691

Chicago Style (17th ed.) Citation

Zucker, Daniel B., David Martínez-Delgado, and Eva K. Grebel. "Andromeda IX: A New Dwarf Spheroidal Satellite of M31." The Astrophysical Journal. Part 2, Letters 612, no. 2 (2004). https://doi.org/10.1086/424691.

MLA (9th ed.) Citation

Zucker, Daniel B., et al. "Andromeda IX: A New Dwarf Spheroidal Satellite of M31." The Astrophysical Journal. Part 2, Letters, vol. 612, no. 2, 2004, https://doi.org/10.1086/424691.