Evans, D., Schawinski, K., Virani, S., Urry, C., Keel, W., Natarajan, P., . . . Fortson, L. (2012). Probing quasar shutdown timescales with Hanny's Voorwerp.
Lua i Stíl Chicago (17ú heag.)Evans, D., et al. Probing Quasar Shutdown Timescales with Hanny's Voorwerp. 2012.
Lua MLA (9ú heag.)Evans, D., et al. Probing Quasar Shutdown Timescales with Hanny's Voorwerp. 2012.
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