↑ Sherk, F. Arthur; McMullen, Peter; Thompson, Anthony C.; Weiss, Asia Ivić (1995), Kaleidoscopes: Selected Writings of HSM Coxeter , Canadian Mathematical Society series of monographs and advanced texts, vol. 12, John Wiley & Sons, p. xxvii, ISBN9780471010036
↑ Füredi, Zoltán (1991), "Turán type problems", in Keedwell, AD (ed.), Surveys in combinatorics, 1991: Papers from the Thirteenth British Combinatorial Conference held at the University of Surrey, Guildford, July 1991 , London Mathematical Society Lecture Note Series, vol. 166, Cambridge, England: Cambridge University Press, pp. 253– 300, doi : 10.1017/CBO9780511666216 , ISBN0-521-40766-4MR 1161467特に277ページを参照。
↑ Bollobás, Béla (1998), 『現代グラフ理論』、Graduate Texts in Mathematics、第184巻、ニューヨーク:Springer-Verlag、115ページ、doi:10.1007/978-1-4612-0619-4、ISBN0-387-98488-7MR 1633290