1. Berty, T.T.S.: Hasil Pilpres AS 2020 Versi AP: Joe Biden Menang 290, Donald Trump 214. Liputan6.com (2020). https://www.liputan6.com/global/read/4402780/hasil-pilpres-as-2020-versi-ap-joe-biden-menang-290-donald-trump-214. Accessed 04 Jan 2020
2. Waller, A.: The electoral college explained. The New York Times (2021). https://www.nytimes.com/article/the-electoral-college.html. Accessed 07 Jan 2021
3. Iswara, A.J.: Hasil Pilpres AS, Selisih Joe Biden atas Trump Melebar Jadi 7 Juta Lebih Suara. Kompas.com (2020). https://www.kompas.com/global/read/2020/12/05/140358970/hasil-pilpres-as-selisih-joe-biden-atas-trump-melebar-jadi-7-juta-lebih
4. Papakyriakopoulos, O., Serrano, J.C.M., Hegelich, S.: Political communication on social media: a tale of hyperactive users and bias in recommender systems. Online Soc. Netw. Media 15 (2020). https://doi.org/10.1016/j.osnem.2019.100058
5. Petre, E.A.: Encouraging identification with the larger campaign narrative: grassroots organizing texts in Barack Obama’s 2008 presidential campaign. Commun. Q. 66(3), 283–307 (2017). https://doi.org/10.1080/01463373.2017.1378242