APA (7th ed.) Citation

Greif, T. H., & Klessen, R. S. (2009). The observational signature of the first H ii regions. Monthly notices of the Royal Astronomical Society, 399(2), . https://doi.org/10.1111/j.1365-2966.2009.15336.x

Chicago Style (17th ed.) Citation

Greif, Thomas H., and Ralf S. Klessen. "The Observational Signature of the First H Ii Regions." Monthly Notices of the Royal Astronomical Society 399, no. 2 (2009). https://doi.org/10.1111/j.1365-2966.2009.15336.x.

MLA (9th ed.) Citation

Greif, Thomas H., and Ralf S. Klessen. "The Observational Signature of the First H Ii Regions." Monthly Notices of the Royal Astronomical Society, vol. 399, no. 2, 2009, https://doi.org/10.1111/j.1365-2966.2009.15336.x.

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