[[1] Ahmed, M. “How many squares are there, Mr. Franklin?: Constructing and Enumerating Franklin Squares”, Amer. Math. Monthly, 111, 394-410, 2004. 10.1080/00029890.2004.11920091]Search in Google Scholar
[[2] Ahmed, M. “Unraveling the secret of Benjamin Franklin: Constructing Franklin squares of higher order”, arXiv:1509.07756 [math.HO].]Search in Google Scholar
[[3] Andrews, W. S. Magic Squares and Cubes, 2nd. ed., Dover, New York, 1960.]Search in Google Scholar
[[4] Pasles, P. C. “The lost squares of Dr. Franklin: Ben Franklin’s missing squares and the secret of the magic circle”, Amer. Math. Monthly, 108, 489-511, 2001.10.1080/00029890.2001.11919777]Search in Google Scholar
[[5] Pasles, P. C. “Franklin’s other 8-square”, J.Recreational Math., 31, 161-166, 2003.]Search in Google Scholar