APA (7th ed.) Citation

Smolinski, J. P., & Martell, S. L. (2011). A survey of CN and CH variations in galactic globular clusters from Sloan Digital Sky Survey spectroscopy. The astronomical journal, 142(4), . https://doi.org/10.1088/0004-6256/142/4/126

Chicago Style (17th ed.) Citation

Smolinski, Jason P., and Sarah L. Martell. "A Survey of CN and CH Variations in Galactic Globular Clusters from Sloan Digital Sky Survey Spectroscopy." The Astronomical Journal 142, no. 4 (2011). https://doi.org/10.1088/0004-6256/142/4/126.

MLA (9th ed.) Citation

Smolinski, Jason P., and Sarah L. Martell. "A Survey of CN and CH Variations in Galactic Globular Clusters from Sloan Digital Sky Survey Spectroscopy." The Astronomical Journal, vol. 142, no. 4, 2011, https://doi.org/10.1088/0004-6256/142/4/126.

Warning: These citations may not always be 100% accurate.