Suzuki (1957). Suzuki, Michio (1957), "The nonexistence of a certain type of simple groups of odd order", Proceedings of the American Mathematical Society, 8 (4), Proceedings of the American Mathematical Society, Vol. 8, No. 4: 686–695, doi:10.2307/2033280, JSTOR2033280, MR0086818
Suzuki (1957). Suzuki, Michio (1957), "The nonexistence of a certain type of simple groups of odd order", Proceedings of the American Mathematical Society, 8 (4), Proceedings of the American Mathematical Society, Vol. 8, No. 4: 686–695, doi:10.2307/2033280, JSTOR2033280, MR0086818
Suzuki (1957). Suzuki, Michio (1957), "The nonexistence of a certain type of simple groups of odd order", Proceedings of the American Mathematical Society, 8 (4), Proceedings of the American Mathematical Society, Vol. 8, No. 4: 686–695, doi:10.2307/2033280, JSTOR2033280, MR0086818