APA (7th ed.) Citation

Keenan, R. P., Marrone, D. P., & Keating, G. K. The Arizona Molecular ISM Survey with the SMT: Variations in the CO(2–1)/CO(1–0) Line Ratio across the Galaxy Population. IOP Publishing.

Chicago Style (17th ed.) Citation

Keenan, Ryan P., Daniel P. Marrone, and Garrett K. Keating. The Arizona Molecular ISM Survey with the SMT: Variations in the CO(2–1)/CO(1–0) Line Ratio Across the Galaxy Population. IOP Publishing.

MLA (9th ed.) Citation

Keenan, Ryan P., et al. The Arizona Molecular ISM Survey with the SMT: Variations in the CO(2–1)/CO(1–0) Line Ratio Across the Galaxy Population. IOP Publishing.

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