APA (7th ed.) Citation

Sivaram, C., Arun, K., & Kiren, O. V. (2019). Alternative standard frequencies for interstellar communication. International Journal of Astrobiology, 18(3), 209. https://doi.org/10.1017/S1473550417000350

Chicago Style (17th ed.) Citation

Sivaram, C., Kenath Arun, and O. V. Kiren. "Alternative Standard Frequencies for Interstellar Communication." International Journal of Astrobiology 18, no. 3 (2019): 209. https://doi.org/10.1017/S1473550417000350.

MLA (9th ed.) Citation

Sivaram, C., et al. "Alternative Standard Frequencies for Interstellar Communication." International Journal of Astrobiology, vol. 18, no. 3, 2019, p. 209, https://doi.org/10.1017/S1473550417000350.