1. Russell D. Blyth and Derek J. S. Robinson, Recent progress on rewritability in groups, Group theory (Singapore, 1987), de Gruyter, Berlin, 1989, pp. 77–85.[MR]
  2. Russell D. Blyth and Derek J. S. Robinson, Solution of the solubility problem for rewritable groups, J. London Math. Soc. (2) 41 (1990), no. 3, 438–444.[MR]
  3. Russell D. Blyth and Derek J. S. Robinson, Insoluble groups with the rewriting property P8, J. Pure Appl. Algebra 72 (1991), no. 3, 251–263.[MR]