GORDON, Sherri Mabry. Green and Clean Energy: What You Can Do. [s.l.]: Enslow Publishing, LLC 128s. Dostupné online. ISBN9780766033481. (anglicky) Google-Books-ID: ZU41X2xNCUEC.
REPORTERS, Telegraph. When is the next full solar eclipse in the UK?. The Telegraph. 2017-08-07. Dostupné online [cit. 2018-09-24]. ISSN0307-1235. (anglicky)
REPORTERS, Telegraph. When is the next full solar eclipse in the UK?. The Telegraph. 2017-08-07. Dostupné online [cit. 2018-09-24]. ISSN0307-1235. (anglicky)