July 2022閲覧。 Maynard interviewed by BradyHaran on the Twin Prime Conjecture Maynard interviewed by BradyHaran on the completion of the Duffin-Schaeffer
Astronomy (W. H. Freeman) Merrifield, Michael (2009年). “γ ? Mass to Light Ratio”. Sixty Symbols. BradyHaran for the University of Nottingham. 2013年6月7日閲覧。
Merrifield, Michael. “NGC 6872 - The Largest Galaxy”. Sixty Symbols. BradyHaran for the University of Nottingham. 2013年9月3日閲覧。 NGC 6872 at Constellation
Laurence. “Pythagorean Primes: including 5, 13 and 137”. Numberphile. BradyHaran. 2014年2月18日閲覧。 オンライン整数列大辞典の数列 A7350 Where prime race 4n-1 vs. 4n+1 changes