1. Bose A, On the genus number of algebraic groups, J. Ramanujan Math. Soc., 28(4) (2013) 443–482
2. Carter R W, Centralizers of semisimple elements in the finite classical groups, Proc. London Math. Soc. (3), 42(1) (1981) 1–41
3. Craven D A, The theory of
$$p$$
p
-groups,
http://web.mat.bham.ac.uk/D.A.Craven/pgroups.html
(2008)
4. Gongopadhyay K and Kulkarni R S,
$$z$$
z
-Classes of isometries of the hyperbolic space, Conform. Geom. Dyn., 13 (2009) 91–109
5. Gongopadhyay K and Kulkarni R S, The
$$Z$$
Z
-classes of isometries, J. Indian Math. Soc. (N.S.), 81(3–4) (2014) 245–258