d’Ascoli, Stéphane, Noble, Scott C., Bowen, Dennis B., Campanelli, Manuela, Krolik, Julian H., and Mewes, Vassilios. Electromagnetic Emission from Supermassive Binary Black Holes Approaching Merger. Retrieved from https://par.nsf.gov/biblio/10106129. The Astrophysical Journal 865.2 Web. doi:10.3847/1538-4357/aad8b4.

d’Ascoli, Stéphane, Noble, Scott C., Bowen, Dennis B., Campanelli, Manuela, Krolik, Julian H., & Mewes, Vassilios. Electromagnetic Emission from Supermassive Binary Black Holes Approaching Merger. The Astrophysical Journal, 865 (2). Retrieved from https://par.nsf.gov/biblio/10106129. https://doi.org/10.3847/1538-4357/aad8b4

d’Ascoli, Stéphane, Noble, Scott C., Bowen, Dennis B., Campanelli, Manuela, Krolik, Julian H., and Mewes, Vassilios. "Electromagnetic Emission from Supermassive Binary Black Holes Approaching Merger". The Astrophysical Journal 865 (2). Country unknown/Code not available. https://doi.org/10.3847/1538-4357/aad8b4. https://par.nsf.gov/biblio/10106129.

@article{osti_10106129,
place = {Country unknown/Code not available}, title = {Electromagnetic Emission from Supermassive Binary Black Holes Approaching Merger}, url = {https://par.nsf.gov/biblio/10106129}, DOI = {10.3847/1538-4357/aad8b4}, abstractNote = {}, journal = {The Astrophysical Journal}, volume = {865}, number = {2}, author = {d’Ascoli, Stéphane and Noble, Scott C. and Bowen, Dennis B. and Campanelli, Manuela and Krolik, Julian H. and Mewes, Vassilios}, }