Παραπομπή σε μορφή APA (7η εκδ.)

Narayan, R., Palumbo, D., Johnson, M., Gelles, Z., Himwich, E., Chang, D., . . . Jannuzi, B. (2021). The Polarized Image of a Synchrotron-emitting Ring of Gas Orbiting a Black Hole. https://doi.org/10.3847/1538-4357/abf117

Παραπομπή σε μορφή Chicago (17η εκδ.)

Narayan, R., et al. The Polarized Image of a Synchrotron-emitting Ring of Gas Orbiting a Black Hole. 2021. https://doi.org/10.3847/1538-4357/abf117.

Παραπομπή σε μορφή MLA (9th εκδ.)

Narayan, R., et al. The Polarized Image of a Synchrotron-emitting Ring of Gas Orbiting a Black Hole. 2021. https://doi.org/10.3847/1538-4357/abf117.