Magic in the Square - Heidelberg Laureate Foundation
The Parker Square — Brady Haran
Matt Parker - Wikipedia
Numberphile
Parker square goes brrrr : r/mathmemes
What are the rules of Magic Squares? - Quora
Matt Parker on Twitter: "Fantastic @numberphile video about Square Squares by @jamesgrime. https://t.co/qRZntlpPRR And don't think this went unnoticed! https://t.co/3LT800m5MF" / Twitter
Matt Parker - A Funny Thing Happened on the Way to the Formula - National Museum of MathematicsNational Museum of Mathematics