Kellermann, K. I., Bouton, E. N., & Brandt, S. S. (2020). Open Skies: The National Radio Astronomy Observatory and Its Impact on US Radio Astronomy (1st ed. 2020.). Springer International Publishing : Imprint: Springer. https://doi.org/10.1007/978-3-030-32345-5
Chicago-čujuhus (17. p.)Kellermann, Kenneth I., Ellen N. Bouton, juo Sierra S. Brandt. Open Skies: The National Radio Astronomy Observatory and Its Impact on US Radio Astronomy. 1st ed. 2020. Cham: Springer International Publishing : Imprint: Springer, 2020. https://doi.org/10.1007/978-3-030-32345-5.
MLA-čujuhus (9. p.)Kellermann, Kenneth I., et al. Open Skies: The National Radio Astronomy Observatory and Its Impact on US Radio Astronomy. 1st ed. 2020. Springer International Publishing : Imprint: Springer, 2020. https://doi.org/10.1007/978-3-030-32345-5.