@article{ LM99,
  author =           {Lübeck, F. and Malle, G.},
  title =            {$(2,3)$-generation of exceptional groups},
  journal =          {J. London Math. Soc.},
  volume =           {59},
  number =           {2},
  year =             {1999},
  pages =            {109--122}
}