1. Garrett Birkhoff and Marshall Hall, Jr., Computers in algebra and number theory, Proc. Sympos. Appl. Math. Amer. Math. Soc. and the Soc. Indust. Appl. Math., New York City, 1970, 4 (Amer. Math. Soc., Providence, RhodeIsland, 1971). Z61. 236. 00006.
2. Richard Brauer, “Representations of finite groups”, Lectures on Modern. Mathematics [Ed. T.L. Saaty], 1, pp. 133–175 (John Wiley & Sons, New York, London, 1963). MR31#2314.
3. J.H. Conway, “Three lectures on exceptional groups”, Finite simple groups [ed. M.B. Powell and G. Higman], pp. 215–247 (Academic Press, London and New York, 1971). Zb1. 221. 20014.
4. Larry Finkelstein, “The maximal subgroups of Conway’s group C3 and McLaughlin’s group”, J. Algebra 25 (1973), 58–89.
5. L. Finkelstein and A. Rudvalis, “Maximal subgroups of the Hall-Janko-Wales group”, J. Algebra 24 (1973), 486–493.